[A&P II] Exam #2 Practice Test: Anatomy & Physiology Questions and Answers 2025

[A&P II] EXAM #2 --
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APRACTICE TEST WITH 100% CORRECT ANSWERS 202
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5

1) WhichA ofA theA followingA isA falseA regardingA bloodA vessels?
a. TheyA areA dynamicA structures.
b. PartA ofA theA cardiovascularA system.
c. CapillariesA areA theA siteA ofA gasA andA nutrientA exchange.
d. ArteriesA carryA bloodA awayA fromA theA heart.
e. AllA ofA theA aboveA areA true.A -A correctA answer-e.A AllA ofA theA aboveA areA true.


2) WhichA statement(s)A is/areA trueA regardingA theA 3A layersA thatA makeA bloodA vessels?
a. TheA tunicaA mediaA isA theA dynamicA portionA ofA theA vesselA thatA willA dilateA andA constrict.
b. TheA tunicaA interaA isA composedA ofA oneA layerA ofA endothelium.
c. TheA tunicaA externaA anchorsA theA bloodA vesselA throughA elasticA andA collagenA fibers.
d. AA andA B
e. A,A B,A andA CA -A correctA answer-e.A A,A B,A andA C


3) WhichA isA notA matchedA upA withA aA generalA characteristic?
a. ElasticA Arteries-
>A TheirA recoilA fromA stretchingA duringA ventricularA systoleA willA helpA withA bloodA movement.
b. MuscularA Arteries->ContainA aA largeA amountA ofA cardiacA muscleA inA theirA tunicaA media.
c. Arterioles->A HaveA theA largestA influenceA onA overallA bloodA pressure.
d. Veins->A HaveAmuchA thinnerA wallsAcomparedA toAarteries.
e. Metarteriole->AcontainsAaAprecapillaryAsphincterAthatAregulatesAbloodAflowAintoAaAcapillaryAbed.A-
A correctAanswer-b.AMuscularA Arteries-

>ContainAaAlargeAamountA ofAcardiacAmuscleAinAtheirA tunicaAmedia.


4) WhatA isA theA benefitA ofA formingA anA anastomosis?
a. PreventsA collateralA circulation.
b. ActA asA nozzlesA toA regulateA theA amountA ofA bloodA thatA entersA capillaries.
c. PreventA backflowA ofA bloodA inA arteries.

,d. AllowsA forVanA alternativeA routeA ofA bloodA toA anA organA ifA aA bloodA vesselA becomesA blocked.
e. IncreaseA theA rateA ofA diffusionA ofA nutrientsA andA gases.A -A correctA answer-
d.A AllowsA forA anA alternativeA routeA ofA bloodA toA anA organA ifA aA bloodA vesselA becomesA blocked.


5) WhichA isA notA matchedA upA withA aA generalA characteristic?
a. CapillariesA ComposedA ofA aA singleA layerA ofA endothelialA cellsA withA aA basementA membrane.
b. ContinuousA CapillariesA ExceptA atA intercellularA clefts,A doA notA containA holes.
c. FenestratedA CapillariesA FoundA inA theA kidneys,A smallA intestine,A andA endocrineA glands.
d. SinusoidA CapillariesA AllowA veryA largeAmoleculesA toA getA throughA (e.g.A RBCs).
e. AllA ofA theA aboveA areA matchedA withA theirA generalA characteristics.A -A correctA answer-
e.A AllA ofA theA aboveA areA matchedA withA theirA generalA characteristics.


6) WhichA ofA theA followingA isA trueA regardingA veins?
a. LackA valves.
b. AreA underA greaterA pressuresA thanA arteries.
c. HaveA largeA amountsA ofA muscleA andA elasticA tissue.
d. UtilizeA skeletalA andA respiratoryA pumpsA toA returnA bloodA backA toA theA heart.
e. NoneA ofA theA aboveA areA true.A -A correctA answer-
d.A UtilizeA skeletalA andA respiratoryA pumpsA toA returnA bloodA backA toA theA heart.


7) WhichA ofA theA followingA containsA theA greatestA percentageA ofA totalA bloodA volume?
a. Heart.
b. PulmonaryA vessels.
c. SystemicA arteriesA andA arterioles.
d. SystemicA capillaries.
e. SystemicA veinsA andA venules.A -A correctA answer-e.A SystemicA veinsA andA venules.


8) WhatA wouldA causeA aA decreaseA inA systemicA vascularA resistanceA (SVR)?
a. Polycythemia.
b. DecreasedA bodyA size.
c. IncreasedA bloodA viscosity.

, d. IncreasedA totalA bloodA vesselA length.
e. Vasoconstriction.A-AcorrectAanswer-
b.ADecreasedAbodyAsize.A(lessenedAvesselAlengthAmakesAitAeas
ier)


9) WhichAofAtheAfollowingAisAfalseAregardingAtheAreceptorsAthatAdetectAchangesAinAbloodAcompositionAand
A pressure?



a. WeA haveA baroreceptorsA inA theA carotidA sinusA andA aorticA arch.
b. WeA haveA chemoreceptorsA inA theA carotidA arteriesA andA aorticA bodies.
c. ChemoreceptorsA andA baroreceptorsA sendA informationA toA theA cardiovascularA centerA inA theA brain.
d. AllA ofA theA aboveA areA true.A -A correctA answer-d.A AllA ofA theA aboveA areA true.


10) WhatA endocrineA responseA wouldA notA increaseA bloodA pressureA andA volume?
a. ReninA releaseA fromA theA kidney.
b. AntidiureticA hormoneA(ADH)A release.
c. AtrialA NatureticA PeptideA (ANP)A release.
d. AllA ofA theA aboveA wouldA increaseA bloodA pressureA andA volume.A -A correctA answer-
c.AAtrialANatureticAPeptideA(ANP)Arelease.A(decreas
esApressureAandAvolume)


11) WhichA ofA theA followingA isA falseA regardingA aA person'sA pulse?
a. ItA isA theA resultA ofA expansionA andA recoilA ofA elasticA arteriesA afterA systole.
b. TypicallyA theA sameA asA theA heartA rate.
c. BecomesA weakerA inA vesselsA farA fromA theA heart.
d. CommonlyA checkedA inA theA commonA carotidA orA radialA artery.
e. AllA ofA theA aboveA areA true.A -A correctA answer-e.A AllA ofA theA aboveA areA true.


12) ShockA thatA isA causedA byA aA decreasedA bloodA volumeA is
a. VascularAshock
b. ObstructiveA shock
c. CardiogenicA shock
d. HypovolemicA shockA -A correctA answer-d.A HypovolemicA shock