Test bank for Davis Advantage for Pathophysiology Introductory Concepts and Clinical Perspectives 2nd Edition by Theresa M Capriotti |ISBN NO- | ISBN N | Chapter 1-46 | Complete Questions and Answers A+

Chapter1,TheCellin Healthand Illness
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MultipleChoice
Identify thechoicethatbestcompletesthestatementor answersthequestion.
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p w 1. Whichstatement regardingthesodium–potassiumpumpiscorrect?
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1. Thecell’splasmamembrane ismoresolubletosodium ionsthan potassium ions.
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2. Theconcentration ofsodium ions shouldbe higherinsidethecellcompartment.
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3. Theconcentration of potassium ionsshould behigheroutsidethecell
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compartment.
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4. Theactivetransportinvolvespumping outthree sodium ionsand pumpingin two i pw pw pw pw pw




potassium ions.
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2. Intheabsence of oxygen,which cellularfunction creates thesameamount ofenergy as is
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created in the presence of oxygen?
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1. Dissipationofpyruvicacid .zi




2. Initiationofthe citricacid cycle pw pw




3. Activationofacetyl-coenzymeA
4. Creationofacidosis vialactic acid pw pw




3. Howmanyadenosinetriphosphates(ATPs)areproducedinaerobicenergymetabolism? .zi




1. 2
2. 3
3. 34
4. 53

4. Whichcell organelles differintheirnumberaccording tothecell’s energy needs?
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1. Ribosomes
2. Mitochondria

, 3. Ribonucleic acids .zi




4. Deoxyribonucleic acids p w




5. p wWhichoptionbest supports the reasonmore energyisproducedwhen aperson isexercising?
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1. Exercisecausesanincreasein thesynthesis ofprotein. pw pw




2. There isan increasein theproduction ofpyruvicacid inthe cells.
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3. Theconversionof pyruvic acid tolactic acid is increasedbyexercise. pw pw pw i pw pw pw p
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4. Musclecells havemore mitochondria tomeet energy demands. i pw pw pw i pw pw




6. When does ribosomal proteinsynthesiscease?
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1. Duringendoplasmicreticulumstress
2. Duringthesynthesisofadenosinetriphosphate(ATP)
3. Duringaseverehypoxicstate
4. Duringtheprocessing ofprohormone pw




7. p w p w Whichcellularorganellesare responsibleforpropellingmucusandinhaleddebrisout ofthe lungs?
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1. Cilia
2. Microfilaments
3. Secretoryvesicles
4. Endoplasmicreticula

8. p w p w Whicharethekey proteinsin thecontractileunits ofthemuscle cells? pw pw pw pw




1. Actinandmyosin
2. Prohormoneandtubulin
3. Tubulinandactin p
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4. Myosinandprohormone p
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9. WhichdeficiencycausesTay–Sachsdisease? .zi




1. Proteasome
2. Peroxisome
3. Macrophage
4. Lysosomal enzymes pw




p w 10. p w p w Whichisa characteristic ofadrenoleukodystrophy?
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1. Accumulationofganglioside
2. Cessationofribosomalproteinsynthesis
3. Accelerationofcellularproteasomeactivity
4. Accumulationoflong-chainfattyacids inthenervoussystem i.z




p w 11. p w Whichstatementregardingendoplasmicreticulum(ER)stressiscorrect? .zi




1. DuringERstress,proteinsarerapidlydegraded.
2. DuringERstress,lipids cannot traveltotheir properintracellular locations. i pw i.z pw pw




3. DuringERstress,long-chainfattyacidsaccumulateinthe nervoussystem. p w




4. DuringERstress,nondegradedsubstancesaccumulateinthecells.
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,12. Aclient is diagnosedwith type 1diabetes mellitus. Atacellular level,which function is likelyto be
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involved?
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1. Inability of ribosomes toproduceaspecific typeofprotein
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2. Incorrect processing ofa protein bythe Golgiapparatus
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3. Stagnationofapreviouslydynamicactioninmicrotubulesp
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4. Obstructionofthe smoothendoplasmicreticulum
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13. A newborn patient exhibits characteristics of severe physical deformities. Which cellular
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componentis
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genetically transferred?
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1. TransferRNA
2. RibosomalRNA
3. Doublehelix ofDNA pw




4. Mitochondrial DNA pw




14. Ahiker experiences muscle painandacidosis whileascending amountain duringa long,steep
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climb. Which is the reason for these manifestations?
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1. Cellularhypoxia
2. Autolysis
3. Heterolysis
4. Cellularedema

, 15. Which factor provides DNA the unique molecular ability to replicate?
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1. Thepairingofnitrogenous bases p
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2. Thepresenceof pyrimidine bases pw pw




3. Thepresenceof nucleotides p
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4. Thenitrogenousbaseandphosphatebond p
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16. How many nitrogenous bases compose a single codon?
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1. 2
2. 3
3. 4
4. 5

17. Which components form the structure of DNA?
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1. Nucleotides
2. Aminoacids
3. Fatty acids pw




4. Phosphates

18. Which factor is essential in order for protein synthesis to occur?
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1. Free-standingribosomeswithinthe cell .zi pw




2. Proteinblueprintfromthe cell of theDNA pw pw pw p
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3. Specific information fromthenucleusofthecell
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4. TransferRNA tomovetheproteinout of thecell i.z pw pw




19. Tetracyclineantibioticisprescribedforanadult client withchlamydiainfection.Whichisthe .zi .z .z pw




mechanism of action of the drug?
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1. Itpreventsthereplicationofbacteria.
2. Italterstheconfigurationofbacterialcytoplasm. .zi




3. Itinterfereswiththe function ofbacterialribosomes. pw pw




4. It inhibitsthefunctions ofbacterialmitochondria.
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20. Where doestheconversionofa prohormone intoahormone take place?
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1. Inthe ribosomes
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2. Inthe Golgiapparatus
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3. Inthesecretorygranules
4. Intheendoplasmic reticulump
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21. Whichisthe cell’s“mastermind”?
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1. Nucleus
2. Ribosome
3. Golgiapparatus
4. Endoplasmicreticulum