2025 ATI TEAS 7 Science Part 2
This flashcard set reviews essential concepts in human anatomy and physiology, including heart structure, homeostasis, types of proteins, fat storage functions, and the role of ribosomes in protein synthesis. It's ideal for students in biology or health sciences.
aluminum
Al, metal
Key Terms
aluminum
Al, metal
B
boron, nm
C
carbon, nm
silicon
Si, nm
N
nitrogen, nm
phosphorus
P, nm
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| Term | Definition |
|---|---|
aluminum | Al, metal |
B | boron, nm |
C | carbon, nm |
silicon | Si, nm |
N | nitrogen, nm |
phosphorus | P, nm |
O | oxygen, nm |
S | sulfur, nm |
F | fluorine, nm |
Cl | chlorine, nm |
Br | bromine, nm |
I | iodine, nm |
He | helium, nm |
Ne | neon, nm |
Ar | argon, nm |
Kr | krypton, nm |
Xe | xenon, nm |
Rn | radon, nm |
groups on the periodic table have similar chemical properties bc they have the same amount of | valence electrons |
matter is made of | atoms |
an element is a substance composed entirely of one type of | atom |
protons and neutrons are found in the ______ and weigh __ AMU | nucleus, 1 |
proton charge | +1 |
electron charge | -1 |
subatomic particles | protons, neutrons, electrons |
liquids have a | definite volume, indefinite shape |
specialized structure within a cell | organelle |
the following are examples of... | homeostatic mechanisms |
what is most likely the pH of a solution containing many hydroxide ions (OH-) and few hydrogen ions (H+) | 9 |
which orbital is the last to fill? | 6s |
cellulose is a | carb |
hemoglobin is a | protein |
estrogen is a | steroid hormone |
NaCl is an | ionic bond |
how many different types of nucleotides are there in DNA? | 4 |
which of the following are formed when the plasma membrane surrounds a particle outside of the cell? | endocytic vesicles |
what is a process by which cells absorb larger molecules or even tiny organisms that would not be able to pass through the plasma membrane? | endocytosis |
what is the physical presentation of an organism's genes? | phenotype |
what is the term for transporting oxygen and other nutrients to the tissues via the cardiovascular system? | circulation |
what is the term for the force exerted by blood against a unit area of the blood vessel walls? | blood pressure |
what is the term for the branching air passageways inside the lungs? | bronchi |
what is the term for the process of breathing in? | inhalation |
what is made up of similar tissues that perform the same function? | an organ |
what is made up of 2 or more organs performing similar functions? | an organ system |
what is made up of a variety of cell types that work in conjunction to perform similar functions? | a tissue |
the following are examples of: | the law of independent assortment |
what is the law of independent assortment? | during gamete formation, the alleles of different genes segregate independently of one another |
what is the law of segregation? | during gamete formation, each gamete receives one randomly selected gene copy from each pair of gene copies in a parent |
the following is an example of which type of mutation? | inversion |
enzymes are ________________ specific!! they do not bind to other substrates and catalyze other reactions | substrate |
the epidermis is avascular, meaning it | lacks blood vessels |
which layer of the dermis is made of strong and elastic protein fibers arranged to form a netlike pattern? | reticular |
the reticular activation system is in charge of keeping the body | awake and alert |
the liver has a large quantity of ________________ to help in the synthesis of lipid compounds | smooth ER |
anions are ________ ions formed by ___________ electrons | negative, gaining |
the _______________ is in charge of many internal body conditions such as temperature, blood pressure and water content | hypothalamus |
red blood cells, AKA erythrocytes, transport what to the blood? | oxygen and carbon dioxide |
steps of the scientific method | 1. observe a situation |
which property of water allows pond insects like water striders to walk across its surface without sinking? | hydrogen bonding |
the alveoli, the tiny sacs inside our lungs, provide the ____________ to allow oxygen and carbon dioxide to diffuse between the lungs and bloodstream | surface area |
which reactions require energy? | endergonic |
which reactions release energy? | exergonic |
the bonding in a water molecule is | polar covalent |
on the periodic table, where are the elements with the greatest electronegatvity found? | top right corner, going towards fluorine |
combination (synthesis) reaction | start with 2 or more reactants, end with 1 product |
decomposition (desynthesis) reaction | 1 reactant is broken down into 2 or more products |
single displacement (replacement) reaction | 1 element is replaced by another |
double displacement reaction | 2 elements replace 2 other elements, the outer 2 are combined, then the inner 2 are combined |
combustion reaction | O2 is a reactant!! |
an ion is | an atom with a charge |
centrosomes | organelles that help coordinate cell division and organize microtubules |
all arteries and the exception of the pulmonary vein carry | oxygenated blood |
all veins and the exception of the pulmonary artery carry | deoxygenated blood |
2 main branches of the nervous system | CNS and PNS |
testosterone is a | male sex hormone, AKA androgen |
what chemical messengers do T cells release that help direct the immune response? | cytokines |
solids are the _____ compressible state of matter due to the more rigid positions of the particles | least |
what is the role of calcium in muscle contraction? | it is released from the sarcoplasmic reticulum to initiate the sliding of actin and myosin filaments |
what is the movement of water molecules from an area of high concentration to an area of low concentration through a selectively permeable membrane? | osmosis |
which ion binds to the troponin complex, initiating contraction of a muscle? | calcium |
which microorganism lacks its own metabolic pathway and can only reproduce inside of a host cell? | virus |
which type of cell produces and releases antibodies? | plasma B cells |
which organic molecule contains both an amine and carboxyl group? | proteins |
what allows the AIDS virus, which contains RNA, to insert viral DNA into the DNA of a host cell after the AIDS virus enters the cell? | reverse transcriptase, an enzyme encoded by the virus |
which group can be measured against the experimental group? | control group |