-A&P II- EXAM -2 -- PRACTICE TEST WITH 100% CORRECT ANSWERS 2025

[A&P II] EXAM #2 -- PRACTICE TEST WITH 100%
CORRECT ANSWERS 2025

1)VWhichVofVtheVfollowingVisVfalseVregardingVbloodVvessels?
a.VTheyVareVdynamicVstructures.
b.VPartVofVtheVcardiovascularVsystem.
c.VCapillariesVareVtheVsiteVofVgasVandVnutrientVexchange.
d.VArteriesVcarryVbloodVawayVfromVtheVheart.
e.VAllVofVtheVaboveVareVtrue.V-VcorrectVanswer-e.VAllVofVtheVaboveVareVtrue.


2)VWhichVstatement(s)Vis/areVtrueVregardingVtheV3VlayersVthatVmakeVbloodVvessels?
a.VTheVtunicaVmediaVisVtheVdynamicVportionVofVtheVvesselVthatVwillVdilateVandVconstrict.
b.VTheVtunicaVinteraVisVcomposedVofVoneVlayerVofVendothelium.
c.VTheVtunicaVexternaVanchorsVtheVbloodVvesselVthroughVelasticVandVcollagenVfibers.
d.VAVandVB
e.VA,VB,VandVCV-VcorrectVanswer-e.VA,VB,VandVC


3)VWhichVisVnotVmatchedVupVwithVaVgeneralVcharacteristic?
a.VElasticVArteries-
>VTheirVrecoilVfromVstretchingVduringVventricularVsystoleVwillVhelpVwithVbloodVmovement.
b.VMuscularVArteries->ContainVaVlargeVamountVofVcardiacVmuscleVinVtheirVtunicaVmedia.
c.VArterioles->VHaveVtheVlargestVinfluenceVonVoverallVbloodVpressure.
d.VVeins->VHaveVmuchVthinnerVwallsVcomparedVtoVarteries.
e.VMetarteriole->VcontainsVaVprecapillaryVsphincterVthatVregulatesVbloodVflowVintoVaVcapillaryVbed.V-
VcorrectVanswer-b.VMuscularVArteries->ContainVaVlargeVamountVofVcardiacVmuscleVinVtheirVtunicaVmedia.




4)VWhatVisVtheVbenefitVofVformingVanVanastomosis?
a.VPreventsVcollateralVcirculation.
b.VActVasVnozzlesVtoVregulateVtheVamountVofVbloodVthatVentersVcapillaries.
c.VPreventVbackflowVofVbloodVinVarteries.

,d.VAllowsVforVanValternativeVrouteVofVbloodVtoVanVorganVifVaVbloodVvesselVbecomesVblocked.
e.VIncreaseVtheVrateVofVdiffusionVofVnutrientsVandVgases.V-VcorrectVanswer-
d.VAllowsVforVanValternativeVrouteVofVbloodVtoVanVorganVifVaVbloodVvesselVbecomesVblocked.


5)VWhichVisVnotVmatchedVupVwithVaVgeneralVcharacteristic?
a.VCapillariesVComposedVofVaVsingleVlayerVofVendothelialVcellsVwithVaVbasementVmembrane.
b.VContinuousVCapillariesVExceptVatVintercellularVclefts,VdoVnotVcontainVholes.
c.VFenestratedVCapillariesVFoundVinVtheVkidneys,VsmallVintestine,VandVendocrineVglands.
d.VSinusoidVCapillariesVAllowVveryVlargeVmoleculesVtoVgetVthroughV(e.g.VRBCs).
e.VAllVofVtheVaboveVareVmatchedVwithVtheirVgeneralVcharacteristics.V-VcorrectVanswer-
e.VAllVofVtheVaboveVareVmatchedVwithVtheirVgeneralVcharacteristics.


6)VWhichVofVtheVfollowingVisVtrueVregardingVveins?
a.VLackVvalves.
b.VAreVunderVgreaterVpressuresVthanVarteries.
c.VHaveVlargeVamountsVofVmuscleVandVelasticVtissue.
d.VUtilizeVskeletalVandVrespiratoryVpumpsVtoVreturnVbloodVbackVtoVtheVheart.
e.VNoneVofVtheVaboveVareVtrue.V-VcorrectVanswer-
d.VUtilizeVskeletalVandVrespiratoryVpumpsVtoVreturnVbloodVbackVtoVtheVheart.


7)VWhichVofVtheVfollowingVcontainsVtheVgreatestVpercentageVofVtotalVbloodVvolume?
a.VHeart.
b.VPulmonaryVvessels.
c.VSystemicVarteriesVandVarterioles.
d.VSystemicVcapillaries.
e.VSystemicVveinsVandVvenules.V-VcorrectVanswer-e.VSystemicVveinsVandVvenules.


8)VWhatVwouldVcauseVaVdecreaseVinVsystemicVvascularVresistanceV(SVR)?
a.VPolycythemia.
b.VDecreasedVbodyVsize.
c.VIncreasedVbloodVviscosity.

, d.VIncreasedVtotalVbloodVvesselVlength.
e.VVasoconstriction.V-VcorrectVanswer-b.VDecreasedVbodyVsize.
(lessenedVvesselVlengthVmakesVitVeasier)


9)VWhichVofVtheVfollowingVisVfalseVregardingVtheVreceptorsVthatVdetectVchangesVinVbloodVcompositionVand
Vpressure?



a.VWeVhaveVbaroreceptorsVinVtheVcarotidVsinusVandVaorticVarch.
b.VWeVhaveVchemoreceptorsVinVtheVcarotidVarteriesVandVaorticVbodies.
c.VChemoreceptorsVandVbaroreceptorsVsendVinformationVtoVtheVcardiovascularVcenterVinVtheVbrain.
d.VAllVofVtheVaboveVareVtrue.V-VcorrectVanswer-d.VAllVofVtheVaboveVareVtrue.


10)VWhatVendocrineVresponseVwouldVnotVincreaseVbloodVpressureVandVvolume?
a.VReninVreleaseVfromVtheVkidney.
b.VAntidiureticVhormoneV(ADH)Vrelease.
c.VAtrialVNatureticVPeptideV(ANP)Vrelease.
d.VAllVofVtheVaboveVwouldVincreaseVbloodVpressureVandVvolume.V-VcorrectVanswer-
c.VAtrialVNatureticVPeptideV(ANP)Vrelease.
(decreasesVpressureVandVvolume)


11)VWhichVofVtheVfollowingVisVfalseVregardingVaVperson'sVpulse?
a.VItVisVtheVresultVofVexpansionVandVrecoilVofVelasticVarteriesVafterVsystole.
b.VTypicallyVtheVsameVasVtheVheartVrate.
c.VBecomesVweakerVinVvesselsVfarVfromVtheVheart.
d.VCommonlyVcheckedVinVtheVcommonVcarotidVorVradialVartery.
e.VAllVofVtheVaboveVareVtrue.V-VcorrectVanswer-e.VAllVofVtheVaboveVareVtrue.


12)VShockVthatVisVcausedVbyVaVdecreasedVbloodVvolumeVis
a.VVascularVshock
b.VObstructiveVshock
c.VCardiogenicVshock
d.VHypovolemicVshockV-VcorrectVanswer-d.VHypovolemicVshock