Anatomy Physiology 7th Edition By Patton Thibodeau – Test Bank Updated 2023.pdf

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Chaptern3:nAnatomynofnCellsnTe

stnBank

TRUE/FALSE

1. Maturencellsnthatncomprisenthenhumannbodynarenhighlynspecializednandncomplex.

ANS:n T DIF: Synthesis REF:
Pagen67nTOP: FunctionalnAnatomynof nCells

2. Annimportantnfunctionnof nthencellnmembranenisnthenmaintenancenof ncellnintegrity.

ANS:n T DIF: Synthesis REF: Page 69 (Table 3-3)
TOP:nCellnMembrane

3. Peroxisomesncontainnenzymesnthatndetoxifynharmfulnsubstances.

ANS:n T DIF: Memorization REF:
Pagen76nTOP: Peroxisomes

4. Thenouter nportionnof nthencellnmembranenisnhydrophobic,nornwater-loving.
ANS: F DIF: Memorization REF: Pagen70
TOP: CellnMembrane

5. Ribosomesn attachedn ton then endoplasmicn reticulumn aren responsiblen forn makingn proteinsn ton ben
exported noutnof nthencell.

ANS:nT DIF: Memorization REF:

Pagen73nTOP: RoughnER



6. Thenfunctionsnof nthennucleusnarenregulatednbynRNA.



ANS:nF DIF: Memorization REF: Pagen78

,TOP: Nucleus



7. Thenmajor ndirectncellnconnectionsnarentightnjunctions,ngapnjunctions,nandndesmosomes.


ANS:n T DIF: Memorization REF:
Pagen83nTOP: CellnConnections

8. Tightnjunctionsndonnotnallownmoleculesntonspreadnthroughnthencracksnbetweenncells.

ANS: T DIF: Memorization REF: Pagen83n|nPagen84
TOP: CellnConnections

9. Gapnjunctionsnarenfoundninnthensmallnintestine.nTheynallownmoleculesntonflownbetweenncells.

ANS: F DIF: Memorization REF: Pagen83
TOP: CellnConnections

10. Thennumber nof nmitochondrianinnancellnisnbasicallynrelatedntonitsndegreenof nactivity.

ANS:nT DIF: Memorization REF:
Pagen77nTOP: Mitochondria

11. Thencell’sninternalnsupporting nframeworknisncallednthencytoskeleton.

ANS:nT DIF: Memorization REF:
Pagen79nTOP: Cytoskeleton

12. Thensizenof nancell’snnucleolusnisnindirectlynrelatedntonthenamountnof nproteinnthencellnproduces.

ANS:nT DIF: Memorization REF:
Pagen78nTOP: Nucleus

13. Heartnmusclencellsnarenjoinednbyngapnjunctionsntonfacilitatenthenmovementnofnelectricaln
impulses.

ANS: T DIF: Memorization REF: Pagen83
TOP: CellnConnections

14. CellnconnectionsncalledndesmosomesnarenlikenVelcronholdingncellsntogether.

ANS:n n T DIF: Memorization REF: Pagen83

,TOP: CellnConnections

15. Cilianarenlonger nandnmorennumerousnthannflagella.

ANS:n F DIF: Memorization REF:
Pagen82nTOP: CellnExtensions

16. NucleicnacidnisnDNA.

ANS:n F DIF: Memorization REF:
Pagen78nTOP: Nucleus

17. Thenthinnestncellnfibersnarentiny,nhollowntubesncallednmicrotubules.

ANS:nF DIF: Memorization REF:
Pagen79n|nPagen80nTOP: CellnFibers

18. Thenplasmanmembranencannbendescribed nasnandoublenlayernof nphospholipid nmolecules.

ANS:n n T DIF: Synthesis REF: Pagen70 TOP: CellnMembrane

19. Generally,nthenmorenactivenancellnis,nthenfewer nmitochondrianitnwillncontain.

ANS:n n F DIF: Application REF: Pagen77 TOP: Mitochondria

20. Lightnmicroscopynisninferior ntonelectronnmicroscopy.

ANS:nT DIF: Synthesis REF: Pagen80n(Figuren3-
15)nTOP: CellnFibers

21. Then“typical” ncellndescribedninnChapter n3nisnverynsimilarntonmostnof nthencellsninnthenhumannbody.

ANS: F DIF: Memorization REF: Pagen68
TOP: ThenTypicalnCell

22. Thenwaterynfluidninnthencellnisncalledncytosol.

ANS: T DIF: Memorization
REF: Pagen69n(Tablen3-3) TOP: CellnStructures

23. Water-solublensubstancesneasilynpassnthroughnthencellnmembrane.

ANS: F DIF: Memorization REF: Pagen71
TOP: CellnMembrane

, 24. GlycoproteinsnonnthencellnmembranenwouldnpreventnsomeonenwithntypenAnbloodnfromnacceptingn
typenBnblood.

ANS:n n T DIF: Application REF: Pagen72 TOP: CellnMembrane

25. Roughnendoplasmicnreticulumnlooksnroughnbecausentherenarenmitochondrianattachedntonit.