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BIOD Nursing Research Final Exam With Answers (292 Solved Questions) - Document preview page 1

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BIOD Nursing Research Final Exam With Answers (292 Solved Questions)

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BIOD Nursing Research Final Exam With Answers (292 Solved Questions) - Page 1 preview imageBIOD Final (Exam 1-6 & Labs 1-7)What is the purpose of personal protection equipment (PPE)?-Answer Toprotect/minimize one's exposure to hazards that can cause serious workplace injuriesand illnessesIf the fist three steps of the scientific methodare defined as observation, question,hypothesis, the next three are:-Answer Experiment, predict, collectT/F. Observation is the formulation of a question to gain more information about aphenomenon-Answer FalseT/F. It is best to formulate a hypothesis after data has been collected.-Answer False.Contrast inductive and deductive reasoning.-Answer Both inductive and deductivereasoning are used to develop a valid conclusion. However, inductive reasoning movesfrom specific scenarios into a generalized conclusion, while deductive reasoning movesfrom generalized truths to a true and specific conclusion.Contrast the differences among independent, dependent, and standardized variables.-Answer IV is the thing you're changing/alteringDV is the thing you're looking at/forStandardized variables are what you know/what you expect to happenDefine experimental group-Answer receives experimental treatment; independentvariable is manipulatedDefine control group-Answer The IV is being eliminatedor set to a standard value; notreatmentDefine positive control.-Answer Does not receive any experimental treatment; it willgive an expected result; ensures anDefine negative control.-Answer Doesn't give a result, and no result would be logicallyexpectedIt would be reasonable to make predictions regarding which of the following (select allthat apply):-Answer Negative control, positive control, hypothesis and/or outcome ofdependent variable, null hypothesisIdentify each as qualitative or quantitative data:1. 42 meters2. 2cc3. Pain4. Mean, median, and mode
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BIOD Nursing Research Final Exam With Answers (292 Solved Questions) - Page 3 preview image5. Personal opinion-Answer 1. Quantitative2. Quantitative3. Qualitative4. Quantitative5. QualitativeWhat are the 4 components of data analysis?-Answer Summarize raw data,relationships, interpreting results, and reporting sources of errorsIn the United States, measurements pertaining to medical sciences are recorded andreported using:-Answer metric unitsA baby is born and the doctor pronounces the weight as 7 pounds 0 ounces. Using themetric system, how will this value appear in the infant's medical chart?-Answer 1 lbs =2.2kg7/2.2 = 3.18kgTare functions are unreliable, and it is more accurate to mass the container alone, addthe sample and then subtract the difference. T/F.-Answer FalseThe graduated pipette is useful for:-Answer Transferring liquid from one beaker toanotherDisposable tips are characteristics to which type of pipette?-Answer MicropipetteT/F. The majority of the world uses the metric system to quantify measurements.-Answer TrueT/F. The United States uses the SI system when recording and reporting health sciencedata.-Answer FalseProvide the base unit for METRICmeasurements in each of the following.1. Length2. Volume3. Mass4. Temperature-Answer 1. Meter2. liter3. gram4. CelsiusThe unaided human eye can detect objects as small as:-Answer 0.1mmA light microscope has an eye piece magnification of 10X, and the objective lens is setto 30X. What is the total magnification?-Answer 300XWhat three parameters are vital to microscopy?-Answer 1. Magnification
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BIOD Nursing Research Final Exam With Answers (292 Solved Questions) - Page 4 preview image2. Resolution3. ContrastAdding stains or dyes to specimens increases:-Answer ContrastElectron microscopes have a distinct advantage over light microscopes b/c:-AnswerResolution is inversely related to light wavelengthidentify each characteristic as scanning, transmission, or light microscope:1. Can use an LED as its illumination source2. Produces detailed image of surface3. Uses a beam of electrons4. Produces detailed internal images5. Little to no specimen preparation required-Answer 1. Light2. Scanning3. Scanning and transmission4. TEM5. LightDefine simple diffusion.-Answer The random movement of small molecules across asemi-permeable membrane form areas of high concentration to low concentration. Thisprocess does NOT require energyAn example of simple diffusion in the human body is:-Answer Movement of gases (o2and CO2) across the cell membraneHow does osmosis differ from simple diffusion?-Answer Osmosis is the movement ofwater molecules only and simple diffusion is the movement of some type of solutemoleculesDescribe the relationship between the "concentration" of water and solute concentrationin a solution.-Answer the concentrations are inversely related; the greaterconcentration of solute molecules the lower concentration of water moleculesWhat are the two conditions required for osmosis?-Answer Solute concentration andmembrane permeabilityAs a solute concentrations increases, it would take _____ amounts of pressure toprevent osmosis across the semi-permeable membrane.-Answer IncreasingToxicity is defined by each of the followingexcept:-Answer Water concentrationT/F. Submerging an animal cell in saltwater will cause the cell to swell (water will enterthe cell) b/c saltwater is a hypertonic environment.-Answer False
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BIOD Nursing Research Final Exam With Answers (292 Solved Questions) - Page 5 preview imageDuring the simple diffusion experiment, why was iodine used?-Answer To color/detectthe presence of starchIf someone is lost at sea, they should not drink the saltwater. Why?-Answer theyshould not, because saltwater is a hypertonic solution and will cause the water in yourRBC's to move to the extra cellular solution, resulting in the shrinking and losing of thecellsDefine osmotic pressure.-Answer Amount of force that is needed to prevent osmoticuptake within a solutionDefine tonicity-Answer Solute concentration relative to the intracellular environmentdefine hypotonic-Answer The solute concentration is lower on the outside of the cellDefine hypertonic-Answer The solute concentration is higher on the outside of the cellDefine isotonic-Answer Extra cellular environment that has an equalconcentration ofsolutes to the intracellularIdentify the type of phosphorylation (substrate level or oxidative) used during eachmetabolic pathway:1. Glycolysis2. Citric acid cycle3. Electron transport chain-Answer 1. Substrate level2. Substratelevel3. OxidativeThe breakdown of glucose is considered to be what type of reaction?-AnswerExothermicWhy do fish need to extract oxygen from water?-Answer Fish need oxygen tocomplete the coordinated processes of aerobic respirationIn the experiment with the goldfish, the gill beat rate was an indication of:-AnswerAerobic respirationIn the experiment with the goldfish, gill beat rate served as the:-Answer dependentvariableList two examples of factors that were held constant so that comparisons could bemade between the control and experimental group.-Answer Same fish species; fishwere the same size; purchased from the same store in the same tank; experimentconducted in same size fishbowls; same diet
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BIOD Nursing Research Final Exam With Answers (292 Solved Questions) - Page 6 preview imageWhat was the observable relationship between gill beat rate and water temp.?-AnswerAs the temperature decreased, so did the gill beat rateWhat is a reasonable explanation for why temperature affects gill beat rate?-AnswerThe fish must accelerate or decelerate metabolism to maintain body temperatureEnzymes are (select all that apply):-Answer Proteins, catalysts, temperature sensitiveAs a chemical reaction proceeds, enzymes act as ______ to increase the rate of thereaction by ______ The activation energy.-Answer Catalyst,loweringT/F. Enzymes become denatured after being used in a chemical reaction and cannotcatalyze other substrates-Answer FalseMatter is made up of which of the following?-Answer ElementsT/F. Essential elements can be broken down into simpler units.-Answer FalseWhat is a compound?-Answer A combination of molecules that either make up a solid,liquid, or gas. For instance, H2O or NaClName the type of bond formed in each of the following examples, and describe themajor characteristic of each bond type:1. H2O2. Calcium (cation) Chloride (anion)3. H2-covalent-Answer 1. Hydrogen; partial positive charge on hydrogens is attractedto partial negative oxygen of other water molecules2. Ionic; bond forms b/c of positive to negative attractions3. Nonmetal with shared electrons btw the same type of moleculeMatch the building block to the correct biomacromolecule:1. Lipid2. Carbohydrate3. Nucleic acid4. Protein-Answer 1. Glycerol + fatty acid2. Monosaccharide3. Nucleotide4.Amino acidT/F. Polysaccharides are complex sugars made of many monosaccharides joinedtogether via redox reactions.-Answer Falselipids, such as fats, oils and steroids, are insoluble in water b/c they contain which of thefollowing?-AnswerNon-polar hydrocarbon chainsT/F. Cholesterol and estrogen are common types of steroids.-Answer True
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BIOD Nursing Research Final Exam With Answers (292 Solved Questions) - Page 7 preview imageT/F. Proteins have a limited number of functions and mainly act as energy reserves.-Answer FalsePhenylketonuria, known as PKU, is a rare genetic disorder resulting in absence of theenzyme _______, and without this enzyme the amino acid _______ accumulates totoxic levels within the blood.-Answer 1. Phenylalanine hydroxylase2. PhenylalanineT/F. The order in which amino acid monomers are arrangedis called the quaternarystructure of a protein.-Answer falseDNA and RNA exist as chains of ______. The ______ of one nucleotide is linked to the_____ of the next nucleotide, while the ______ protrudes from each sugar in the string.-Answer 1. Nucleotides2. Five-carbon sugar3. Phosphate4. Nitrogenous baseDefine "cell", and describe at least two characteristics.-Answer The cell is the basicunit of life. Characteristics include: 1. Breaking down nutrients 2. Removing wastes 3.Division/multiplication/new cells arising from other cells 4. Secreting and producingmolecules to support and/or protectProkaryotic cells may have each of the following except:-Answer Membrane boundorganellesThe nucleoli sure located within the nucleus is the site of _____.-Answer RibosomesynthesisEach of the following are true of ribosome except:-Answer They are membrane boundT/F. The rough ER is responsible for synthesizing lipids, steroids, and phospholipids forthe cell membrane.-Answer FalseT/F.The Golgi adds molecular tags such as phosphate groups or proteins to vesiclesthat serve as identifiers so the vesicle can be transported to the correct cellulardestination.-Answer trueT/F. Lysosomes are storage facilities for lipids.-Answer Falsematch each term to the correct definitions:1. Cristea2. Inter membrane space3. Mitochondria matrix-Answer 1. Folds that maximizes the surface area and enhanceproductivity during respiration
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BIOD Nursing Research Final Exam With Answers (292 Solved Questions) - Page 8 preview image2. A hollow region between the inner and outer layers3. Enclosed by the inner membrane; compartment that enzymes necessary forT/F. Peroxisomes are considered detoxifying organelles and are plentiful in cells of theliver and kidneys.-Answer TrueEach of the following are functions of the cytoskeleton except:-Answer Provide an areafor cellular metabolism to occurT/F. The 9+2 arrangement of the cytoskeleton is associated only with the shape of acell.-Answer FalseIntegrins, associated with the extracellular matrix have what two roles?-Answer 1.Mechanical anchoring2. Transmitting signals from the extracellular environmentMatch each term with the correct definition:1. Tight junctions2. Desmosomes3. Gap junctions-Answer 1. Mechanical structures that wrap around the cell to preventextracellular fluid (ECF) from2. Acts as snaps, or fasteners, that look together along the longitudinal edge of the cell3. tiny pores or channels that allow for the passage of sugars, ions, and amino acids toThe ____ is the outer most constituent of thecell and is responsible for the cell'scytoplasm and organelles.-Answer Cell membrane (or plasma membrane)Cholesterol within a cell membrane does each of the following except:-AnswerIncrease surface areaT/F. Selective permeability is the processby which substances pass through the cellmembrane to be taken up by the cell.-Answer FalsePassive transport is ______. An example of a solute that relies on passive transportmechanism is _______.-Answer 1. The movement of substances through a membranewithout the input of energy2. Oxygen OR carbon dioxide OR chloride OR urea OR water OR glycerolWhich of the following may be involved in carrier mediated transport? (Select all thatapply)-Answer Channel proteins, polar molecules, charged molecules, carrier proteins,"gated" ion channels________ occurs when an input of energy is required to move substances through themembrane.-Answer Active transport
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