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BIO 669 EXAM 2 QUESTIONS WITH COMPLETE SOLUTIONS
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BIO 669 EXAM 2 QUESTIONS WITH COMPLETE SOLUTIONS Thromboangiitissobliteranss(Buergerssdisease)sissansautoimmunesconditionsthatsis: a.sAsresultsofsoversactivationsofsthesintrinsicsandsextrinsicsclottingssystemssystemically b.sCharacterizedsbysattackssofsvasospasmsinsthessmallsarteriessandsa...

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  • August 4, 2024
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  • 2024/2025
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BIO 669 EXAM 2 QUESTIONS WITH
COMPLETE SOLUTIONS
Thromboangiitissobliteranss(Buergerssdisease)sissansautoimmunesconditionsthatsis:

a.sAsresultsofsoversactivationsofsthesintrinsicsandsextrinsicsclottingssystemssystemically

b.sCharacterizedsbysattackssofsvasospasmsinsthessmallsarteriessandsarteriolessofsthesfingers
sandstoes




c.sStronglysassociatedswithssmoking

d.sAssociatedswithsjanewayslesionssandsOslerssNodess-
scorrectsanswers✔✔c.sStronglysassociatedswith ssmoking




WhichsofsthesfollowingsissnotsassystemicsdiseasesthatsissassociatedswithsRaynaud'ssPheno
menon?

a.sCongestivesheartsfailure

b.sCollagensvascularsdiseasesssuchsassscleroderma

c.sPulmonaryshypertension

d.sMyxedemasorssmokings-scorrectsanswers✔✔a.sCongestivesHeartsFailure

WhichsofsthesfollowingsissNOTsasprimarysfactorsinsdeterminingspreload?

a.sVenoussreturnsduringsdiastole

b.sEndssystolicsvolume

c.sTotalsperipherals(systemic)sresistance

d.sAllsofsthesabovesaresprimarysfactorssofspreloads-
scorrectsanswers✔✔c.sTotalsperipherals(systemic)sresistance




WhichsofsthesfollowingsstatementssaresINCORRECT

a.sThesmeansarterialspressuresissthesaveragesforcesofspushingsbloodsthroughsthessystemics
circuit.

b.sThespulsespressuresissthesdifferencesbetweenssystolicsandsdiastolicspressures

,c.sAsdecreasesinsaorticscompliancesincreasessitssstiffnesssandsthusscansleadstosansincreases
inspulsespressures

d.sProstacyclins,swhichsaresdiminishedsbysNSAIDs,saresvasoconstrictors.s-
scorrectsanswers✔✔d.sProstacyclins,swhich saresdiminishedsbysNSAIDS,saresvasoconstricto

rs

Whichsofsthesfollowingsissincorrectsregardingsthesisometricscontractionsphasesofsthescardiac
scycle?




a.sBloodsdoessnotsflowsthroughsthesheartsatsthisstime.

b.sThesatriasarescontracting

c.sThesvalvessaresclosed

d.sItsoccurssduringsventricularssystoles-scorrectsanswers✔✔b.sThesatriasarescontracting

Thesresistancesofsmovementsofsbloodsfromsthesleftsventriclestosthesaortasisstermedsthe:

a.sEjectionsfraction

b.sCompliance

c.sPreload

d.sAfterloads-scorrectsanswers✔✔d.sAfterload

Natriureticspeptidessactsby:

a.sStimulatesssecretionsofsNa+s(andsthussdecreasessurinesvolume)sfromstheskidneys

b.sStimulatedsthesreleasesofsNa+s(thussincreasessurinesvolume)sfromstheskidneys

c.sIncreasessvascularssmoothsmusclescontractions(vasoconstriction)

d.sStimulatessincreasedsheartsrate,scontractility,sandscardiacsoutputs-
scorrectsanswers✔✔b.sStimulatesthesreleasesofsNa+s(thussincreasingsurinesvolume)sfromsth

eskidneys

Thesdoubleslayeredsseroussmembranessurroundingsthesheartsthatsfunctionsstosminimizesfri
ctionsfromsthesheartsmovementsissthe:

A.sMyocardium

,B.sEndocardium

C.sPeritoneum

D.sPericardiums-scorrectsanswers✔✔D.sPericardium

Prinzmetalsanginasis:

a.sAstransientsischemiasofsthesmyocardiumsthatsoccurssunpredictably

b.sMyocardialsischemiasthatsmaysnotscausesdetectablessymptoms

c.sIschemiasthatsoccurssaftersaspredictablesamountsofsexercise

d.sThesrupturesofsansunstablesplaques-
scorrectsanswers✔✔a.sA stransientsischemiasofsthesmyocardiumsthatsoccurssunpredictably




Progressivesvenoussdistensionsofsthesheadsandsuppersextremitiessresultingsfromsgrowthsofs
ascancerousstumorsonsthesrightsmainstemsbronchussissbestsdescribedsclinicallysby:

A.sDeepsveinsthrombosis

B.sSpinalsshock

C.sSuperiorsvenascavassyndrome

D.sCarcinoidssyndromes-scorrectsanswers✔✔C.sSuperiorsVenasCavasSyndrome

Thesmostscommonscausesofsaneurysmsis:

A.sExternalsHematoma

B.sAtherosclerosisswithshypertension

C.sGenetics

D.sCongestivesheartsfailures-scorrectsanswers✔✔B.sAtherosclerosisswithshypertension

Ansatheroscleroticsareasthatshassrupturedsisstermedsa:

A.sFibroussplaque

B.sComplicatedsplaque

C.sFattysstreak

, D.sAneurysms-scorrectsanswers✔✔B.sComplicatedsplaque

ThesPRsIntervalsrepresentssthestimesfrom:

A.sThesonsetsofsatrialssystolestosthescompletionsofsatrialsdiastole

B.sThesonsetsofsatrialssystolestosthesonsetsofsventricularsdiastole

C.sThesonsetsofsatrialssystolestosthesonsetsofsventricularsdiastole

D.sThesonsetsofsatrialssystolestosthesonsetsofsventricularssystoles-
scorrectsanswers✔✔D.sThesonsetsofsatrialssystolestosthesonsetsofsventricularssystole




Thescircumflexsarterysoffsofsthesleftscoronarysartery:

A.sLeftsatriumsandsventricle

B.sThestwosatria

C.sThestwosventricles

D.sThesaortasandsthespulmonarysarterys-scorrectsanswers✔✔A.sLeftsatriumsandsventricle

Thesstructuressthatsconnectsthesleaflets/cuspssandshelpstospreventsprolapsesofsthesAVsvalv
essissthe:

A.sChordaestendineaesandspapillarysmuscles

B.sCardiomyocytes

C.sInterventricularsseptum

D.sCoronarysostias-scorrectsanswers✔✔A.sChordaestendineaesandspapillarysmuscles

Hypertensivescrisiss(malignantshypertension)sissbestsdefinedsas:

A.sAnsadvancingsfailuresofssystemicscirculationsassthesheartsweakens

B.sRapidlysprogressiveshypertensionswithsasdiastolicspressuresofs140smmHgsorsmore

C.sAspulsespressuresofsgreatersthans60

D.sBloodspressuresreadingssconsistentlysgreatersthans140/90smmHgs-
scorrectsanswers✔✔B.sRapidlysprogressiveshypertensionswith sasdiastolicspressuresofs140sm

mHgsorsmore

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