ATI TEAS Practice Test Science Part 2
This flashcard set focuses on the steps of the scientific method and the differences between qualitative and quantitative data. It helps build foundational understanding for conducting scientific research and interpreting results accurately.
Which type of cell secretes antibodies?
A. material cell
B. viral cell
C. lymph cell
D. plasma cells
D. Plasma cells secrete antibodies.
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Key Terms
Which type of cell secretes antibodies?
A. material cell
B. viral cell
C. lymph cell
D. plasma cells
D. Plasma cells secrete antibodies.
Chemical C is a catalyst int he reaction between chemical A and chemical B what is the effect of chemical C?
A. Chemical C increases the rate of the reaction between A and B.
B. Chemical C decreases the rate of the reaction between A and B.
C. Chemical C nitrates the reaction between A and B.
D. Chemical C converts A from a base to an acid.
A.
A catalyst increases the rate of a chemical reaction without becoming part of the net reaction. Therefore, chemical C increases the rate of t...
What type of molecules are enzymes?
A. water molecules
B. protein molecules
C. tripolar molecules
D. inorganic molecules
B. Protein molecules
- Enzymes are protein molecules produced by living organisms.
- Enzymes serve as catalysts for certain biological reacti...
Which structure controls the hormones secreted by the pituitary gland?
A. hypothalamus
B. adrenal gland
C. testes
D. pancreas
A. the hypothalamus controls the hormones sec rated by the pituitary gland.
-The part of the brain maintains the body temperature and hips to co...
Where does gas exchange occur in the human body?
A. alveoli
B. bronchi
C. larynx
D. pharynx
A. Gas exchange occurs in the alveoli, the minute air sacs on the interior of the lungs.
- The bronchi are large cartilage-based tubes of ai...
All of the following are pats of the respiratory system EXCEPT the:
A. trachea
B. bronchi
C. esophagus
D. larynx
C. The esophagus is the only structure that is not part of the respiratory system, it is part of the digestive system.
- The larynx houses t...
What lab equipment would most likely be used to measure a liquid solution?
A flask
B. triple beam balance
C. graduated cylinder
D. test tube
C. In order to have accurate measurements, the use of a graduated cylinder would be the best me...
An atom has 5 photos, 5 neurons, and 6 electrons. What is the electric charge of this atom?
A. neutral
B. positive
C. negative
D. undetermined
C. The atom is negativity charged.
- neutrons have no charge
- protons have positive charge and electrons have negative charge equal in m...
All of the following are components of the genitourinary system EXCEPT:
A. the kidneys
B. the urethra
C. the rectum
D. the bladder
C. The genitourinary system is response for removing waste from the body through urine.
Which of the following best describes the structures found underneath each rib in descending order?
A. vein, nerve, artery
B. artery, vein, nerve
C. vein, artery, nerve
D. nerve, vein, artery
C. Vein, artery, nerve
the neurovascular structure found under each rib in descending order is the vein, artery, and nerve.
THE TABLE BELOW CONTAINS INFORMATION FROM THE PERIODIC TABLE OF ELEMENTS.
Which pattern below best describes the elements listed in the table?
A. The elements are arranged order by weight with H being the heaviest atom and Be being the lightest atom.
B. The elements are arranged in order by electron charge with H having the most electrons and BE having the fewest electrons.
C. The elements are arranged in order by protons with H having the most protons and Be having the fewest protons.
D. The elements are arranged in order by protons with H having the fewest protons and Be having the most protons.
D. The atomic number equals the number of protons and the number of electrons in an atom.
- Since Be has an atomic number of 4, it has 4 protons...
Which of the following is true regarding the primary function of the spleen?
A. It produces bile to emulsify fats.
B. It filters microorganisms and other foreign substances from the blood.
C. It helps control blood glucose levels and regulates blood pressure.
D. It regulates blood clotting factors.
B. The spleen's job is t finer the blood by removing dead or dying re blood cells as well as microorganisms.
The process of changing from a liquid to a gas is called ________.
A. freezing
B. condensation
C. vaporization
D. sublimation
C. Vaporization
Vaporization is the process of changing from a liquid to a gas.
- For instance, water vaporizes when boiled to create steam.<...
A nurse wants to investigate how different environmental factors affect her patients' body temperatures. Which tool would be the most helpful when the nurse conducts her investigation?
A. scale
B. yard stick
C. thermometer
D. blood pressure monitor
C The nurse wants to investigate her patients' body temperatures.
- The thermometer is the only tool in the list that will help measure the temp...
A scientific study has over 2000 data points. Which of the following methods is most likely to help the researcher gain usable information from the data?
A. Use statistical analysis to understand trends in the data
B. Look at each individual data point, and try to create a trend.
C. Eliminate 90% of the data so that the sample size is more manageable.
D. Stare at the data until a pattern pops out.
A. The researcher should use statistical analysis to understand trends in the data.
THE NEXT QUESTION IS BASED ON THE FOLLOWING INFORMATION
Many years ago, people believed that flies were created from spoiled food because spoiled food that was left out in the open often contained fly larvae. So a scientist placed fresh food in a sealed container for an extended period of time. The food spoiled, but no fly larvae were found in the food that was sealed.
Based on this evidence, what is the most likely reason that spoiled food left out in the one often contained fly larvae?
A. The spoiled food evolved into fly larvae.
B. Since the food was left out in the open, flies would lay eggs in the food.
C. Fly larvae were spontaneously generated by the spoiled food.
D. People only imagined they saw fly larvae in the spoiled food.
B. Based on the evidence, the most likely explanation for fly larvae in the spoiled food is tha...
The average life expectancy in the 21st century is about 75 years. The average life expectancy in the 19th century was about 40 years. What is a possible explanation for the longer life expectancy in the present age?
A. Advances in medical technology enable people to live longer.
B. Knowledge abut how basic cleanliness can help avoid lines has enable people to live longer.
C. The creation of various vaccines has enable people to live longer.
D. All of the statements above offer reasonable explanations for longer life expectancy.
D. Longer life expectancy could be explained by any or all of the alternatives presented.
- Advances in medical technology, basic cleanliness, a...
A doctor needs to convince his boss to approve a test for a patient. Which statement below best communicates a scientific argument that justifies the need for the test?
A. the patient looks like he needs this test.
B. the doctor feels that the patients needs this test
C. the patient's symptoms and health history suggest that this test will enable the correct diagnosis to help the patient.
D. the patient has excellent insurance that will pay for several test, and the doctor would like to run as many tests as possible.
C. A scientific argument should be based on measurable and observable facts such as the patient's current symptoms and health history.
Which of the following is a protein that interferes with virus production?
A. lysozyme
B. prion
C. interferon
D. keratin
C. Interferons are members of a larger class of proteins called cytokines.
- Cytokines are specialized proteins that carry signals between cells...
Which of the following does not contain blood vessels?
A. hyperdermis
B. hypodermis
C. dermis
D. epidermis
D. Epidermis
Humans have three layers of skin called the epidermis, the dermis, and subcutaneous fat.
- Epidermis is the top ayer of the ...
What structure is responsible for the release of hormones that stimulate the gonads during puberty?
A. hypothalamus
B. midbrain
C. basal ganglia
D. hippocampus
A. hypothalamus
The hypothalamus is a tiny gland at the abseils of the brain.
- It helps regulate temperature, sleep, emotions, sexual functi...
Which of the following structures has the lowest blood pressure?
A. arteries
B. arteriole
C. venule
D. vein
D. Vein
Veins have the lowest blood pressure.
- Veins carry oxygen-poor blood from the outlying-arts of the body to the heart.
- An artery...
Which of the heart chambers is the most muscular?
A. left atrium
B. right atrium
C. left ventricle
D. right ventricle
C. Left ventricle
Of the four heart chambers, the left ventricle is the most most muscular.
Which part of the brain interprets sensory information?
A. cerebrum
B. hindbrain
C. cerebellum
D. medulla oblongata
A. The cerebrum is the part of the brain that interprets sensory information.
* It is the largest part of the brain.
- The cerebellum is posi...
A vaccination is a way of acquiring which type of immunity?
A. passive natural immunity
B. active natural immunity
C. active artificial immunity
D. distal nervous system
C. A vaccination is a way of acquiring active artificial immunity, where an antigen is deliberately introduced into an an individual to stimulate t...
Which component of the nervous system is responsible for lowering the heart rate?
A. central nervous system
B. sympathetic nervous system
C. parasympathetic nervous system
D. distal nervous system
C. The parasympathetic nervous system is responsible for lowering the heart rate.
* It slows down the chart rate, dilates the blood vessels, and...
Which of the following items is NOT appropriately matched with it corresponding bodily system?
A. kidneys; genitourinary system
B. heart; circulatory system
C. blood; endocrine system
D. diaphragm; respiratory system
C. Blood; endocrine system
The circulatory system circulates materials throughout the entire body
- The heart, blo...
Which of the following describes the order food travels through the digestive system?
A. trachea, stomach, small intestine, large intestine, rectum
B. mouth, stomach, small intestine, large intestine, rectum
C. stomach, large intestine, small intestine, rectum
D. esophagus, stomach, small intestine, large intestine, rectum
D.
- Food enters the mouth and then is swallowed down the esophagus into the stomach, where ...
Which of the following structures is the natural pacemaker of the heart?
A. sinoatrial node
B. submental node
C. atrioventricular node
D. scalene node
A. sinoatrial node
The sinoatrial (SA) node is the natural pacemaker of the body.
A patient's heart rate is measured at 118 beats per minute (bpm). What is this condition called?
A. tachycardia
B. apnea
C. bradycardia
D. tachypnea
A. Tachycardia
Tachycardia is a faster than normal heart rate at rest.
- A healthy adult heart normally beats 60 at 100 times a minute when a...
Which of the following items is NOT a primary function of a healthy immune system?
A. the immune system helps the body avoid infections
B. the immune system detects infections
C. the immune system eliminates infections
D. the immune system creates infections
D. The immune system helps the body avoid, detect, and element infections.
- A healthy immune system should not, howe...
The spine and hips belong to which of the following bone types?
A. curvy bones
B. irregular bones
C. flat bones
D. long bones
B. irregular bones
- the human body has 5 types of bones
Long bones are one of the five major types of bone in the human body. All of the following bones are long bones, EXCEPT:
A. thighs
B. forearms
C. ankles
D. fingers
C. Ankles
- most bones in the labs are long bones, including the thighs, forearms, and fingers.
* The ankles, howe...
Which of the following is not a type of muscle tissue?
A. skeletal
B. smooth
C. cardiac
D. adipose
D. Adipose
Skeletal, smooth, and cardiac are all types of muscle tissue.
* Adipose tissue is fatty tissue, not a muscle.
THE NEXT TWO QUESTIONS PERTAIN TO THE FOLLOWING PASSAGE:
Your class is competing with another class to determine who has the best plant color. Your class decides to test a couple of solutions to determine which would be best for overall plant color before competing. The class decides to water the plants once a week with 200 mL of the following solutions: water, diet soda, 1% bleach solution, and 1% salt solution. All plants are placed in the window that receives the recommended amount of light. After a month of testing, your class notices that only two plants are alive, but one of these two does not look healthy.
Based on the result that were stetted, what would be a logical reason for some of the plants dying with the salt solution?
A. salt caused the plants to begin to dry up, causing them to die.
B. The salt did not affect the plants.
C. The salt provided adequate nutrients fro color.
D. None of the above.
A. Salt would have acted as a dehydrating agent on the plants, causing them to dry out, and therefore, they would have d...
THE NEXT TWO QUESTIONS PERTAIN TO THE FOLLOWING PASSAGE:
Your class is competing with another class to determine who has the best plant color. Your class decides to test a couple of solutions to determine which would be best for overall plant color before competing. The class decides to water the plants once a week with 200 mL of the following solutions: water, diet soda, 1% bleach solution, and 1% salt solution. All plants are placed in the window that receives the recommended amount of light. After a month of testing, your class notices that only two plants are alive, but one of these two does not look healthy.
what is the control, if any, in this experiment?
A. There is no control in this experiment.
B. The control is the water.
C. The control is the diet soda.
D. The control is the amount of sunlight provided to the plants.
B. A control is a variable int eh experiment that has not been changed by the experimenter but a subjected to he same pr...
When describing a part of the body that is in the front, which of the following anatomical location descriptors would be utilized?
A. Superior
B. Anterior
C. Inferior
D. Posterior
B Anterior means toward the front of the body.
- posterior refers to the back side of the body
- Superior refers to something that is abo...
Which of the following statements is accurate?
A. The spine is located posteriorly, inferior to the pelvic bone.
B. The sternum is located anteriorly, superior to the pelvic bone.
C. The mandible is located superior to the nasal cavity, and inferior to the esophagus.
D. The femur is located inferior to he tibia.
B. The sternum is located anterior (in the front of the body), superior (above) the pelvic bone.
- The spine is located posteriorly (int the...
Which of the following terms means close to the trunk of the body?
A. superficial
B. sagittal
C. proximal
D. distal
C. Proximal means close to the trunk of the body, or torso.
Which part of the cell serves s the control center for all cell activity?
A. nucleus
B. cell membrane
C. cytoplasm
D. mitochondria
A. The nucleus is the control center for the cell
- The cell membrane surrounds the cell and separates the cell from its environment.
- C...
Which are the cellular functions of cilia and flagella?
A. cilia and flagella are responsible for cell movement
B. cilia and flagella synthesize proteins
C. cilia and flagella help protect the cell from it environment
D. cilia and flagella ave enzymes that help with digestion
A. Cilia and flagella are responsible for cell movement.
- Ribosomes are organelles the help synthesize proteins within the cell.
- The c...
What is the process by which simple cells become highly specialized cells?
A. cellular complications
B. cellular specialization
C. cellular differentiation
D. cellular modification
C. Cellular differentiation is the process by which simple, less specialized cells become highly specialized, complex cells.
How does meiosis differ from mitosis?
A. meiosis is used to repair the body. Mitosis is used to break down the body
B Meiosis is used for asexual reproduction of single-celled organisms. Mitosis is used for sexual reproduction of multicellular organisms.
C. meiosis only occurs in human. Mitosis only occurs in plants
D. Meiosis produces cells that are genetically different. Mitosis produces cells that are genetically identical.
D. Meiosis produces cells that are genetically different, having half the number of hormones of the parent cells.
- Mitosis produce cells that a...
Which of the following NOT a function of the integumentary system?
A. protects internal tissues from injury
B. waterproofs the body
C. helps regulate body temperature
D. returns fluid to the blood vessels
D. The integumentary system (skin) protects internal tissues from injury, waterproofs the body, and helps regular the body's temperature.
- ...
What are groups of cells that performs the same function called?
A. tissues
B. plastic
C. organs
D. molecules
A. Group of cells that perform the same function re called tissues.
Which of the following correctly matches the tissue to its function?
A. epithelia: movement, contraction, support and positioning
B. nervous: transmission and reception
C. muscular: support, protection, separation and connection
D. connective: protection, sensation, absorption and secretion.
B. Epithelial tissue is that found in the skin, and its function is to protect, sense, absorb, and secrete.
- Nervous tissue transmits a...
Te function of the adrenal glands is to:
A. produce hormones that stimulate eat thyroid, therefore influencing metabolism
B. produce hormone that regulate the salt and water balance and control blood pressure and heart rate
C. regulate the release of insulin in response to glucose.
D. regulate the release of oxytocin, an important hormone in reproduction and childbirth
B. The adrenal glands are part oft he endocrine system. They sit on the kidneys and produce hormones that regular salt and water balance and influe...
What functions do genes serve in the relationship between parents and offspring?
A. genes enable hereditary information to be passed from parents to offspring
B. genes prohibit hereditary information from being passed from parents to offspring
C. genes enable environmental factors to affect parents and offspring
D. genes serve no function in the relationship between parents and offspring
A. Genes store hereditary information and thus allow hereditary traits to be passed from parents to offspring.
Which of the following inappropriately describes hemoglobin?
A. hemoglobin transports oxygen form the lungs to the res of the body
B. hemoglobin is the ratio of red blood cells to total blood volume
C hemoglobin is a type of protein found in red blood cells of all mammals
D. hemoglobin is the portion of the red blood cells that contains iron, to which oxygen binds
B. Hemoglobin is a type of protein found in the red blood cells of all mammals.
- It is the portion of the red blood cell that contains iron, to...
All of the following belong together EXCEPT:
A. thyroid
B. stomach
C. intestines
D. pancreas
A. The thyroid does NOT belong in this grouping.
- The thyroid is part of the endocrine system.
- It secrets h...
1.
THE NEXT TWO QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A person with the T gene will be tall and a person the t gene will be short. A person with the B gene will have black hair and a person the b gene will have red hair. Now consider the Punnet square below.
what are the characteristics of the person with genes from possibility 3?
A. short with black hair.
B. short with red hair
C. tall with black hair
D. tall with red hair.
D. The complete punnet square is shown bellow.
T. t
B TB. tB
b. Tb. tb
Possibility 3 corresponds to a person with the Tb gene combi...
2.
THE NEXT TWO QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A person with the T gene will be tall and a person the t gene will be short. A person with the B gene will have black hair and a person the b gene will have red hair. Now consider the Punnet square below.
Which possibility would produce a short offspring with black hair?
A. possibility 1
B. possibility 2
C. possibility 3
D. possibility 4
B. Possibility 2 corresponds to the tB pair of genes, which is short with black hair.
What is the purpose of conducting an experiment?
A. to test a hypothesis
B. to collet data
C. to identify a control state
D. to choose variables
A. The purpose of conducting an experiment is to test a hypothesis.
The valve that allows blood flow from the right atria into the right ventricle is the:
A. tricuspid valve
B. pulmonic valve
C. mitral valve
D. aortic valve
A. The tricuspid valve allows deoxygenated blood flow from the right antra to the right ventricle.
- The pulmonic valve opens to allow blood...
What are substances that stimulate adaptive immunity called?
A. peptides
B. phagocytes
C. prions
D. platelets
B. Phagocytes are specialized white blood cells that kill pathogens and initiate an immune response.
Fill in the blanks in the following sentence:
Enzymes are ______ molecule that serve as _____ for certain biological reactions.
A. irrelevant; suppressors
B. acidic; catalysts
C. lipid; catalysts
D. protein; catalysts
D. Enzymes are protein molecules that serve as catalyst for certain biological reactions.
- Enzymes are acids or ...
Which of the following has the least number of sweat glands?
A. back
B. palms
C. axilla
D. forehead
A. Back
Sweat glands are distributed almost all over the human body, in varying amounts.
- Their primary purpose is to help the body ...
What type of chemical bond connects the oxygen and hydrogen atoms in a molecule of water?
A. static bond
B. aquatic bond
C. ionic bond
D. covalent bond
D. A covalent bone is one in which atoms share valence electrons.
- Within a water molecule, one oxygen atom and two hydrogen atoms share va...
Which of the following statements describes a chemical property of water?
A. water has a pH of 1
B. A water molecule contains 2 hydrogen atoms and 1 oxygen atoms.
C. A water molecule contains 2 oxygen atoms and 1 hydrogen atom.
D. The chemical formula for water is HO2.
B. A water molecule contains 2 hydrogen atoms and 1 oxygen atom.
Therefore, the chemical formula for water is H2O. The pH of water is 7.
Which of the following is needed for an experiment to be considered successful?
A. A reasonable hypothesis
B. A well-written lab report
C. Data that others can be reproduced
D. computer-aided statistical analysis
C. For an experiment to be considered successful, it must yield data that others can reproduce.
An atom has 2 protons, 4 neutrons, and 2 electrons. What is the approximate atomic mass of this atom?
A. 2
B. 4
C. 6
D. 8
C. The atom mass of an atoms is approximately equal to the number of protons plus the number of neutrons, int his case, 6.<...
Which of the following is true regarding T cells?
A. They are only seen in those with leukemia.
B. They are specialized type of red blood cell.
C. They mature in the thyroid.
D. They play a role in the immune response.
D. T cells are a specialized type of white blood cells that play an important role in the immune response of all humans.
What type of bond is formed when electrons are transferred between atoms?
A. transfer bond
B. static bond
C. cavalent bond
D. ionic bond
D. Ionic bonds are formed when electrons are transferred between atoms.
What is the primary function of antibodies?
A. production of white blood cells
B. imitates gluconeogenesis
C. promotes the intracellular storage of lipids
D. facilitate the breakdown of antigens
D. Antibodies are specialized proteins that are important to immune system efficacy.
- They are recruited by the immune system to identify a...
Which statement below best describes the process of condensation?
A. Condensation is the process of changing from a gas to a liquid.
B. Condensation is the process of changing from a liquid to a gas.
C. Condensation is the process of changing from a solid to a liquid.
D. Condensation is the process of changing from a solid to a gas.
A. Condensation is the process of changing from a gas to a liquid.
Which of the following lists the normal food flow through the heart?
A. Left ventricle, left antra, body, right ventricle, right atrium, lungs.
B. Left atrium, left ventricle, lungs, right atrium, right ventricle, body.
C. Right atrium, right ventricle, lungs, left atrium, left ventricle, body.
D. Right ventricle, right atria, body, left atrium, left ventricle, lungs.
C. the right atrium receives deoxygenated blood from the body which flows into the right ventricle.
- From there, the blood goes to the lung...
Which of the following function is not controlled by the autonomic nervous system?
A. digestion
B. waling
C. heartbeat
D. temperature regulation
B. walking is not controlled by the autonomic nervous system.
- The autonomic nervous system regulates involuntary body processes such as heartb...
Every child in a certain family suffers from autism. Based on this evidence, what possible conclusion can be drawn about autism?
A. autism may be lethal.
B. autism may be genetic
C. autism is related to traditional nuclear family structures
D. no conclusion can be drawn based not this evidence
B. The evidence says that every child in a certain family suffers from autism.
- All of these children have genetic commonalities. Therefore, au...
Women were more likely to die in childbirth in the 18th century than in the 21st century. What is a possible explanation for why women are less likely to die in children int he present age?
A. Doctors are better equipped to perform cesarean sections.
B. Doctors have more tools to monitor mothers during childbirth, so complications can be detected much earlier.
C. Doctors wash their hands well to avoid transferring germs and infections.
D. All of the statements above offer reasonable explanation for decreases in mortality during childbirth.
D. Decreased mortality during childbirth could be explained by any or all of the statements presented.
- Safer cesarean sections, health mon...
A dietitian wants to convince a patient to lose weight. Which estaminet below best communications a scientific argument that justifies the need for weight loss?
A. losing weight can lower blood pressure, increase energy level, and promotion overall health.
B. Society tends to treat overweight people unfairly.
C. Membranes of the opposite sex are more interested in people who maintain a healthy weight.
D. Losing weight is easy to do.
A. A scientific argument should discuss outcomes that are objective and measurable, such as blood pressure, energy level, and overall health.
A researcher wants to investigate the relationship between family income and qualitative of medical care. Which statement provides the best reason to conduct this investigation?
A. The researcher can learn more about wealthy people and ask them for money.
B. The investigation can help target healthy people so that they can remain healthy.
C. Results of this investigation may identify a group of people who do not receive quality medical care so that these people could receive better medical treatments.
D. There is no reason to conduct this investigation.
C. Conducting this investigation may reveal a group of people who need higher quality medical care.
Which of the following best describes the primary function of Bartholin's glands?
A. Secretes hormones that help the body respond to stress.
B. Provide lubrication for the vagina.
C. Helps control growth and development of the body.
D. Stimulate the development of T cells.
B. Bartholin's glands also known as greater vestibular glands play a role in female reproduction.
- The bartholin's glands lie on either side of...
Mildly elevated levels of thyroxine will do what to the heart rate?
A. stop the heart rate
B. no effect
C. decrease the heart rate
D. increase the heart rate
D. Diseases of the thyroid gland can directly alter the normal function of the heart causing symptoms and resulting in significant complications.
Which nervous system controls voluntary motor movement?
A. parasympathetic
B. sympathetic
C. autonomic
D. somatic
D. The somatic nervous system helps control skeletal muscle voluntary control.
- The automatic nervous system control involuntary functions ...
Which of the following functions would be most affected by laryngeal damage?
A. eating
B. Walking
C. singing
D. hearing
C. The larynx also known as the voice box, contains the vocal folds that produce the sounds of speech and singing.
- While eating may be impacte...
A researcher is studying the response of bacteria in a certain chemical. In three experiments, the bacteria swim towards the chemical, and in one experiment the bacteria skin away from it. What would be the most appropriate next step for the researcher?
A. report only the first three experiments
B. report all the experiments, but refrain from making any conclusion
C. repeat the experiment several more times and apply the statistical analysis to the data
D. repeat the experiment, adding a new chemical to determine its effect on the bacteria.
C. By repeating the experiment, the researcher could determine whether the instance of the bacteria swimming away from the chemical was simply due ...
How many different types of tissue are there in the human body?
A. 4
B. 6
C. 8
D. 10
A. There are four different types of tissue in the human body:
* Epithelial
* Connective
* muscle
* Nerve
- Epithelial tissue li...
What is the name of the outermost layer of skin?
A. dermis
B. epidermis
C. subcutaneous tissue
D. hypodermis
B. The epidermis is the outermost layer of skin.
The thickness of this layer of skin varies over different parts of the body.
The epidermis o...
Related Flashcard Decks
| Term | Definition |
|---|---|
Which type of cell secretes antibodies? | D. Plasma cells secrete antibodies. |
Chemical C is a catalyst int he reaction between chemical A and chemical B what is the effect of chemical C? | A. |
What type of molecules are enzymes? | B. Protein molecules |
Which structure controls the hormones secreted by the pituitary gland? | A. the hypothalamus controls the hormones sec rated by the pituitary gland. |
Where does gas exchange occur in the human body? | A. Gas exchange occurs in the alveoli, the minute air sacs on the interior of the lungs. |
All of the following are pats of the respiratory system EXCEPT the: | C. The esophagus is the only structure that is not part of the respiratory system, it is part of the digestive system. |
What lab equipment would most likely be used to measure a liquid solution? | C. In order to have accurate measurements, the use of a graduated cylinder would be the best measurement equipment for a liquid solution. - A triple beam balance measure the weight of an object in grams. - A flask and a test tube are used to contain a liquid while being heated or stored. |
An atom has 5 photos, 5 neurons, and 6 electrons. What is the electric charge of this atom? | C. The atom is negativity charged. |
All of the following are components of the genitourinary system EXCEPT: | C. The genitourinary system is response for removing waste from the body through urine. |
Which of the following best describes the structures found underneath each rib in descending order? | C. Vein, artery, nerve |
THE TABLE BELOW CONTAINS INFORMATION FROM THE PERIODIC TABLE OF ELEMENTS. | D. The atomic number equals the number of protons and the number of electrons in an atom. |
Which of the following is true regarding the primary function of the spleen? | B. The spleen's job is t finer the blood by removing dead or dying re blood cells as well as microorganisms. |
The process of changing from a liquid to a gas is called ________. | C. Vaporization |
A nurse wants to investigate how different environmental factors affect her patients' body temperatures. Which tool would be the most helpful when the nurse conducts her investigation? | C The nurse wants to investigate her patients' body temperatures. |
A scientific study has over 2000 data points. Which of the following methods is most likely to help the researcher gain usable information from the data? | A. The researcher should use statistical analysis to understand trends in the data. |
THE NEXT QUESTION IS BASED ON THE FOLLOWING INFORMATION Many years ago, people believed that flies were created from spoiled food because spoiled food that was left out in the open often contained fly larvae. So a scientist placed fresh food in a sealed container for an extended period of time. The food spoiled, but no fly larvae were found in the food that was sealed. Based on this evidence, what is the most likely reason that spoiled food left out in the one often contained fly larvae? A. The spoiled food evolved into fly larvae. B. Since the food was left out in the open, flies would lay eggs in the food. C. Fly larvae were spontaneously generated by the spoiled food. D. People only imagined they saw fly larvae in the spoiled food. | B. Based on the evidence, the most likely explanation for fly larvae in the spoiled food is that flies laid their eggs in the food. |
The average life expectancy in the 21st century is about 75 years. The average life expectancy in the 19th century was about 40 years. What is a possible explanation for the longer life expectancy in the present age? | D. Longer life expectancy could be explained by any or all of the alternatives presented. |
A doctor needs to convince his boss to approve a test for a patient. Which statement below best communicates a scientific argument that justifies the need for the test? | C. A scientific argument should be based on measurable and observable facts such as the patient's current symptoms and health history. |
Which of the following is a protein that interferes with virus production? | C. Interferons are members of a larger class of proteins called cytokines. |
Which of the following does not contain blood vessels? | D. Epidermis |
What structure is responsible for the release of hormones that stimulate the gonads during puberty? | A. hypothalamus |
Which of the following structures has the lowest blood pressure? | D. Vein |
Which of the heart chambers is the most muscular? | C. Left ventricle |
Which part of the brain interprets sensory information? | A. The cerebrum is the part of the brain that interprets sensory information. |
A vaccination is a way of acquiring which type of immunity? | C. A vaccination is a way of acquiring active artificial immunity, where an antigen is deliberately introduced into an an individual to stimulate the immune system. |
Which component of the nervous system is responsible for lowering the heart rate? | C. The parasympathetic nervous system is responsible for lowering the heart rate. |
Which of the following items is NOT appropriately matched with it corresponding bodily system? A. kidneys; genitourinary system B. heart; circulatory system C. blood; endocrine system D. diaphragm; respiratory system | C. Blood; endocrine system |
Which of the following describes the order food travels through the digestive system? | D. - Food enters the mouth and then is swallowed down the esophagus into the stomach, where stomach acids begin the break down process. - Food then travels through the small intestine ( where the pancreas, liver and intestine release digestive juices to further break down the food), to the large intestine (where nutrients and water were absorbed, and waste is transformed from liquid to stool) and finally to the rectum. |
Which of the following structures is the natural pacemaker of the heart? | A. sinoatrial node |
A patient's heart rate is measured at 118 beats per minute (bpm). What is this condition called? | A. Tachycardia |
Which of the following items is NOT a primary function of a healthy immune system? A. the immune system helps the body avoid infections B. the immune system detects infections C. the immune system eliminates infections D. the immune system creates infections | D. The immune system helps the body avoid, detect, and element infections. |
The spine and hips belong to which of the following bone types? | B. irregular bones - the human body has 5 types of bones * the spine and hips are irregular bones because they do not fit the other major bone types, which are long, short, flat, and sesamoid. |
Long bones are one of the five major types of bone in the human body. All of the following bones are long bones, EXCEPT: A. thighs B. forearms C. ankles D. fingers | C. Ankles |
Which of the following is not a type of muscle tissue? | D. Adipose |
THE NEXT TWO QUESTIONS PERTAIN TO THE FOLLOWING PASSAGE: Your class is competing with another class to determine who has the best plant color. Your class decides to test a couple of solutions to determine which would be best for overall plant color before competing. The class decides to water the plants once a week with 200 mL of the following solutions: water, diet soda, 1% bleach solution, and 1% salt solution. All plants are placed in the window that receives the recommended amount of light. After a month of testing, your class notices that only two plants are alive, but one of these two does not look healthy. Based on the result that were stetted, what would be a logical reason for some of the plants dying with the salt solution? A. salt caused the plants to begin to dry up, causing them to die. B. The salt did not affect the plants. C. The salt provided adequate nutrients fro color. D. None of the above. | A. Salt would have acted as a dehydrating agent on the plants, causing them to dry out, and therefore, they would have died. |
THE NEXT TWO QUESTIONS PERTAIN TO THE FOLLOWING PASSAGE: Your class is competing with another class to determine who has the best plant color. Your class decides to test a couple of solutions to determine which would be best for overall plant color before competing. The class decides to water the plants once a week with 200 mL of the following solutions: water, diet soda, 1% bleach solution, and 1% salt solution. All plants are placed in the window that receives the recommended amount of light. After a month of testing, your class notices that only two plants are alive, but one of these two does not look healthy. what is the control, if any, in this experiment? A. There is no control in this experiment. B. The control is the water. C. The control is the diet soda. D. The control is the amount of sunlight provided to the plants. | B. A control is a variable int eh experiment that has not been changed by the experimenter but a subjected to he same processes as the other tested components. |
When describing a part of the body that is in the front, which of the following anatomical location descriptors would be utilized? | B Anterior means toward the front of the body. |
Which of the following statements is accurate? | B. The sternum is located anterior (in the front of the body), superior (above) the pelvic bone. |
Which of the following terms means close to the trunk of the body? | C. Proximal means close to the trunk of the body, or torso. - superficial refers to externally located - the sagittal plane divides the body into left and right. - distal refers to something further from the torso. |
Which part of the cell serves s the control center for all cell activity? | A. The nucleus is the control center for the cell |
Which are the cellular functions of cilia and flagella? | A. Cilia and flagella are responsible for cell movement. |
What is the process by which simple cells become highly specialized cells? | C. Cellular differentiation is the process by which simple, less specialized cells become highly specialized, complex cells. |
How does meiosis differ from mitosis? | D. Meiosis produces cells that are genetically different, having half the number of hormones of the parent cells. |
Which of the following NOT a function of the integumentary system? | D. The integumentary system (skin) protects internal tissues from injury, waterproofs the body, and helps regular the body's temperature. |
What are groups of cells that performs the same function called? | A. Group of cells that perform the same function re called tissues. |
Which of the following correctly matches the tissue to its function? | B. Epithelial tissue is that found in the skin, and its function is to protect, sense, absorb, and secrete. |
Te function of the adrenal glands is to: | B. The adrenal glands are part oft he endocrine system. They sit on the kidneys and produce hormones that regular salt and water balance and influence blood pressure and heart rate.. |
What functions do genes serve in the relationship between parents and offspring? | A. Genes store hereditary information and thus allow hereditary traits to be passed from parents to offspring. - Genes do not prohibit hereditary transmission, and genes are not known to enable any type of environmental factors. |
Which of the following inappropriately describes hemoglobin? | B. Hemoglobin is a type of protein found in the red blood cells of all mammals. |
All of the following belong together EXCEPT: A. thyroid B. stomach C. intestines D. pancreas | A. The thyroid does NOT belong in this grouping. |
1. | D. The complete punnet square is shown bellow. |
2. | B. Possibility 2 corresponds to the tB pair of genes, which is short with black hair. |
What is the purpose of conducting an experiment? | A. The purpose of conducting an experiment is to test a hypothesis. |
The valve that allows blood flow from the right atria into the right ventricle is the: | A. The tricuspid valve allows deoxygenated blood flow from the right antra to the right ventricle. |
What are substances that stimulate adaptive immunity called? | B. Phagocytes are specialized white blood cells that kill pathogens and initiate an immune response. |
Fill in the blanks in the following sentence: Enzymes are ______ molecule that serve as _____ for certain biological reactions. A. irrelevant; suppressors B. acidic; catalysts C. lipid; catalysts D. protein; catalysts | D. Enzymes are protein molecules that serve as catalyst for certain biological reactions. |
Which of the following has the least number of sweat glands? | A. Back |
What type of chemical bond connects the oxygen and hydrogen atoms in a molecule of water? | D. A covalent bone is one in which atoms share valence electrons. |
Which of the following statements describes a chemical property of water? | B. A water molecule contains 2 hydrogen atoms and 1 oxygen atom. |
Which of the following is needed for an experiment to be considered successful? | C. For an experiment to be considered successful, it must yield data that others can reproduce. |
An atom has 2 protons, 4 neutrons, and 2 electrons. What is the approximate atomic mass of this atom? | C. The atom mass of an atoms is approximately equal to the number of protons plus the number of neutrons, int his case, 6. - The weight of the electrons has little effect on the overall atomic mass. |
Which of the following is true regarding T cells? | D. T cells are a specialized type of white blood cells that play an important role in the immune response of all humans. |
What type of bond is formed when electrons are transferred between atoms? | D. Ionic bonds are formed when electrons are transferred between atoms. |
What is the primary function of antibodies? | D. Antibodies are specialized proteins that are important to immune system efficacy. |
Which statement below best describes the process of condensation? | A. Condensation is the process of changing from a gas to a liquid. |
Which of the following lists the normal food flow through the heart? | C. the right atrium receives deoxygenated blood from the body which flows into the right ventricle. |
Which of the following function is not controlled by the autonomic nervous system? | B. walking is not controlled by the autonomic nervous system. |
Every child in a certain family suffers from autism. Based on this evidence, what possible conclusion can be drawn about autism? | B. The evidence says that every child in a certain family suffers from autism. |
Women were more likely to die in childbirth in the 18th century than in the 21st century. What is a possible explanation for why women are less likely to die in children int he present age? | D. Decreased mortality during childbirth could be explained by any or all of the statements presented. |
A dietitian wants to convince a patient to lose weight. Which estaminet below best communications a scientific argument that justifies the need for weight loss? | A. A scientific argument should discuss outcomes that are objective and measurable, such as blood pressure, energy level, and overall health. |
A researcher wants to investigate the relationship between family income and qualitative of medical care. Which statement provides the best reason to conduct this investigation? | C. Conducting this investigation may reveal a group of people who need higher quality medical care. |
Which of the following best describes the primary function of Bartholin's glands? | B. Bartholin's glands also known as greater vestibular glands play a role in female reproduction. |
Mildly elevated levels of thyroxine will do what to the heart rate? | D. Diseases of the thyroid gland can directly alter the normal function of the heart causing symptoms and resulting in significant complications. |
Which nervous system controls voluntary motor movement? | D. The somatic nervous system helps control skeletal muscle voluntary control. |
Which of the following functions would be most affected by laryngeal damage? | C. The larynx also known as the voice box, contains the vocal folds that produce the sounds of speech and singing. |
A researcher is studying the response of bacteria in a certain chemical. In three experiments, the bacteria swim towards the chemical, and in one experiment the bacteria skin away from it. What would be the most appropriate next step for the researcher? | C. By repeating the experiment, the researcher could determine whether the instance of the bacteria swimming away from the chemical was simply due to chance. |
How many different types of tissue are there in the human body? | A. There are four different types of tissue in the human body: |
What is the name of the outermost layer of skin? | B. The epidermis is the outermost layer of skin. |