100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Test Bank for Understanding Pathophysiology, 7th Edition by Sue E. Huether - Chapters 1-44, 9780323639088 | Rationals Includedcomplete guide A+ $18.49   Add to cart

Exam (elaborations)

Test Bank for Understanding Pathophysiology, 7th Edition by Sue E. Huether - Chapters 1-44, 9780323639088 | Rationals Includedcomplete guide A+

 16 views  0 purchase
  • Course
  • Understanding Pathophysiology
  • Institution
  • Understanding Pathophysiology

Test Bank for Understanding Pathophysiology, 7th Edition by Sue E. Huether - Chapters 1-44, 9780323639088 | Rationals Includedcomplete guide A+Test Bank for Understanding Pathophysiology, 7th Edition by Sue E. Huether - Chapters 1-44, 9780323639088 | Rationals Includedcomplete guide A+Test Bank for...

[Show more]

Preview 4 out of 779  pages

  • September 13, 2024
  • 779
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • 7th
  • test bank fo
book image

Book Title:

Author(s):

  • Edition:
  • ISBN:
  • Edition:
  • Understanding Pathophysiology
  • Understanding Pathophysiology
avatar-seller
AGRADEPROMASTER
TESTxBANKxFORxUNDERSTANDINGxPATHOPHYSIOLOGYx7THxEDITIONxBYxHUETHER

Chapterx01:xCellularxBiology
Huether:xUnderstandingxPathophysiology,x7thxEdition


MULTIPLExCHOICE

1. Axstudentxisxobservingxaxcellxunderxthexmicroscope.xItxisxobser
vedxtoxhavexsupercoiledxDNAwithxhistones.xWhichxofxthexfollo
wingxwouldxalsoxbexobservedxbyxthexstudent?
a. Axsinglexcircularxchromosome
b. Axnucleus
c. Free-floatingxnuclearxmaterial
d. Noxorganelles
ANS:x B
Thexcellxdescribedxisxaxeukaryoticxcell,xsoxitxhasxhistonesxandxax
supercoiledxDNAxwithinxitsnucleus;xthus,xthexnucleusxshouldx b
exobserved.xAxsinglexcircularxchromosomexcalledxaxprokaryotex
containsxfree-floatingxnuclearxmaterialxbutxhasxnoxorganelles.

2. Axnursexisxinstructingxthexstaffxaboutxcellularxfunctions.xWhichxcellularxfunctionxisxthexnursex
describingxwhenxanxisolatedxcellxabsorbsxoxygenxandxusesxitxtoxtransformxnutrientsxtoxenergy?
a. Metabolicxabsorption
b. Communication
c. Secretion
d. Respiration
ANS:x D
Thexcell’sxabilityxtoxabsorbxoxygenxisxreferredxtoxasxrespirationxwhilexitsxcommunicationxabilityxin
volvesxmaintenancexofxaxs te adNy xdynamicxstate,xmetabolicxabsorptionxprovidesxnutrition,xandxsec
retionxallowsxforxthexsynthesizingxofxnewxsubstances.

3. AxeukaryoticxcellxisxundergoingxDNAxreplication.xInxwhichxregionxofxthexcellxwouldxmostxof
xthexgeneticxinformationxbexcontained?
a. Mitochondria
b. Ribosome
c. Nucleolus
d. Nucleusxcytoplasm

ANS:x C
Thexregionxofxthexcellxthatxcontainsxgeneticxmaterial,xincludingxaxlargexamountxofxribonucleicxa
cid,xmostxofxthexDNA,xandxDNA-
bindingxproteins,xisxthexnucleolus,xwhichxisxlocatedxwithinxthexcell’sxnucleus.xMitochondriaxisx
associatedxwithxcellularxrespirationxwhilexribosomesxarexinvolvedxwithxproteinxmanufacturing.
xCytoplasmxisxaxfluidxfillingxthatxisxaxcomponentxofxthexcell.



4. Whichxofxthexfollowingxcanxremovexproteinsxattachedxtoxthexcell’sxbilayerxbyxdissolvingxthe
xlayerxitself?
a. Peripheralxmembranexproteins
b. Integralxmembranexproteins
c. Glycoproteins
d. Cellxadhesionxmolecules

,TESTxBANKxFORxUNDERSTANDINGxPATHOPHYSIOLOGYx7THxEDITIONxBYxHUETHER

ANS:x B
Proteinsxdirectlyxattachedxtoxthexmembranexbilayerxcanxbexremovedxbyxthexactionxofxintegralxm
embranexproteinsxthatxdissolvexthexbilayer.xPeripheralxmembranexproteinsxresidexatxthexsurface
xwhilexcellxadhesion xmoleculesxarexonxthexoutsidexofxthexmembrane.xGlycoproteinxmarksxcellsx

andxdoesxnotxfloat.

5. Whichxofxthexfollowingxcanxbindxtoxplasmaxmembranexreceptors?
a. Oxygen
b. Ribosomes
c. Amphipathicxlipids
d. Ligands
ANS:x D
Ligandsxarexthexonlyxspecificxmoleculesxthatxcanxbindxwithxreceptorsxonxthexcellxmembrane.

6. Axnursexisxreviewingxaxreportxfromxaxpatientxwithxmetastaticxcancer.xWhatxalternationxinxthe
xextracellularxmatrixxwouldxsupportxthexdiagnosisxofxmetastaticxcancer?
a. Decreasedxfibronectin
b. Increasedxcollagen
c. Decreasedxelastin
d. Increasedxglycoproteins
ANS:x A
Onlyxaxreducedxamountxofxfibronectinxisxfoundxinxsomextypesxofxcancerousxcells,xallowingxthe
mxtoxtravelxorxmetastasize.

7. Whichxformxofxcellxcommunicationxisxusedxtoxrelatextoxotherxcellsxinxdirectxphysicalxcontact?
a. Cellxjunction N
b. Gapxjunction
c. Desmosome
d. Tightxjunction
ANS:x A
Cellxjunctionsxholdxcellsxtogetherxandxpermitxmoleculesxtoxpassxfromxcellxtoxcell.xGapxjunctionsxal
lowxforxcellularxcommunicationxbetweenxcells.xNeitherxdesmosomesxnorxtightxjunctionsxarexassoc
iatedxwithxcellularxcommunication.

8. Pancreaticxbetaxcellsxsecretexinsulin,xwhichxinhibitsxsecretionxofxglucagonxfromxneighboring
xalphaxcells.xThisxactionxisxanxexamplexofxwhichxofxthexfollowingxsignalingxtypes?
a. Paracrine
b. Autocrine
c. Neurohormonal
d. Hormonal
ANS:x A
Paracrinexsignalingxinvolvesxthexreleasexofxlocalxchemicalxmediatorsxthatxarexquicklyxtakenxup,xde
stroyed,xorximmobilized,xasxinxthexcasexofxinsulinxandxthexinhibitionxofxthexsecretionxofxglucagon.
xNonexofxthexotherxoptionsxinvolvexsignalingxthatxisxassociatedxwithxaxlocal xchemicalxmediatorxlik

exinsulin.

9. Inxcellularxmetabolism,xeachxenzymexhasxaxhighxaffinityxforxa:
a. solute.

, TESTxBANKxFORxUNDERSTANDINGxPATHOPHYSIOLOGYx7THxEDITIONxBYxHUETHER

b. substrate.
c. receptor.
d. ribosome.

ANS:x B
Eachxenzymexhasxaxhighxaffinityxforxaxsubstrate,xaxspecificxsubstancexconvertedxtoxaxproductxofx
thexreaction.xCellularxmetabolismxisxnotxdependentxonxanxattractionxbetweenxanxenzymexandxa
nyxofxthexremainingxoptions.

10. Anxathletexrunsxaxmarathon,xafterxwhichxhisxmusclesxfeelxfatiguedxandxunablextoxcontract.xThex
athletexasksxthexnursexwhyxthisxhappened.xThexnurse’sxresponsexisxbasedxonxthexknowledgexthat
xthexproblemxisxresultxofxaxdeficiencyxof:

a. GTP.
b. AMP.
c. ATP.
d. GMP.

ANS:x C
WhenxATPxisxdeficient,ximpairedxmusclexcontractionxresults.xNonexofxthexotherxoptionsxarexin
volvedxinxmusclexcontraction.

11. WhichxphasexofxcatabolismxproducesxthexmostxATP?
a. Digestion
b. Glycolysis
c. Oxidation
d. Citricxacidxcycle

ANS:x D N
WhilexsomexATPxisxproducedxduringxthexoxidationxandxglycolysisxphases,x mostxofxthexATPxis
generatedxduringxthexcitricxacidxcycle.xDigestionxdoesxnotxproducexanyxATP.

12. Axnursexisxteachingxthexstaffxaboutxthexphasesxofxcellularxcatabolism.xWhichxphasesxshouldxthe
xnursexinclude?
a. Digestion,xglycolysis,xoxidation,xandxthexcitricxacidxcycle
b. Diffusion,xosmosis,xandxmediatedxtransport
c. Sxphase,xGxphase,xandxMxphase
d. Metabolicxabsorption,xrespiration,xandxexcretion
ANS:x A
Onlyxdigestion,xglycolysis,xoxidation,xandxthexcitricxacidxcyclexarexthexphasesxofxcellularxcatabolis
m.

13. Axrunnerxhasxdepletedxallxthexoxygenxavailablexforxmusclexenergy.xWhichxofxthexfollowingxwill
xfacilitatexhisxcontinuedxmusclexperformance?
a. Electron-transportxchain
b. Aerobicxglycolysis
c. Anaerobicxglycolysis
d. Oxidativexphosphorylation
ANS:x C

, TESTxBANKxFORxUNDERSTANDINGxPATHOPHYSIOLOGYx7THxEDITIONxBYxHUETHER

Whenxnoxoxygenxisxavailable,xanaerobicxglycolysisxoccurs.xThexelectron-
transportxchainxisxpartxofxthexcitricxacidxcycle.xAerobicxglycolysisxinvolvesxthexpresencexofxoxy
gen.xOxidativexphosphorylationxisxthexmechanismxbyxwhichxthexenergyxproducedxfromxcarboh
ydrates,xfats,xandxproteinsxisxtransferredxtoxATP.xItxisxnotxpartxofxmusclexperformance.

14. Axfacultyxmemberxasksxaxstudentxtoxidentifyxthexappropriatextermxforxthexmovementxofxaxsolute
xfromxanxareaxofxgreaterxtoxlesserxconcentration.xWhichxanswerxindicatesxthexnursingxstudentxu
nderstoodxthexteaching?
a. Osmosis
b. Diffusion
c. Hydrostaticxpressure
d. Activextransport

ANS:x B
Diffusionxisxthexmovementxofxaxsolutexmoleculexfromxanxareaxofxgreaterxsolutexconcentrationxto
xanxareaxofxlesserxsolutexconcentrationxthroughxaxpermeablexmembrane.xOsmosisxisxthexmovem

entxofxwaterxacrossxaxsemipermeablexmembranexfromxaxregionxofxhigherxwaterxconcentrationxt
oxonexofxlowerxconcentration.xHydrostaticxpressurexisxthexforcexofxfluidxagainstxaxcellxmembran
e.xInxactivextransport,xmoleculesxmovexupxaxconcentrationxgradient.

15. Whichxdescriptionxaccuratelyxdescribesxelectrolytes?
a. Smallxlipid-solublexmolecules
b. Largexproteinxmolecules
c. MicronutrientsxusedxtoxproducexATP
d. Electricallyxchargedxmolecules
ANS:x D
ElectrolytesxarexelectricallyxchaNr g ed xmolecules.xTheyxarexnotxlipidxsoluble,xtheyxarexnotxmade
upxofxprotein,xandxtheyxdoxnotxplayxaxrolexinxATPx production.

16. Axnursexisxreadingxaxchartxandxseesxthextermxoncoticxpressure.xThexnursexrecallsxthatxoncotic
xpressurex(colloidxosmoticxpressure)xisxdeterminedxby:
a. thexconcentrationxofxsodium.
b. plasmaxproteins.
c. hydrostaticxpressure.
d. thexavailabilityxofxmembranextransporterxproteins.
ANS:x B
Oncoticxpressurexisxdeterminedxbyxthexeffectxofxcolloidsxorxplasmaxproteins.xThexconcentration
xofxsodiumxplaysxaxrolexinxtonicity.xHydrostaticxpressurexisxthexforcexwithinxaxvessel.xMembran

extransporterxproteinsxarexinvolvedxinxactivextransportxwithinxaxconcentrationxgradient.

17. Axpatientxhasxaxbodyxfluidxofx300xmOsm/kg.xThisxlabxresultxisxmeasuring:
a. osmolality.
b. osmolarity.
c. osmoticxpressure.
d. oncoticxpressure.
ANS:x A

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller AGRADEPROMASTER. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $18.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

81298 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$18.49
  • (0)
  Add to cart