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BIO 669 Exam 2 Questions And Answers Rated A+.
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BIO 669 Exam 2 Questions And Answers Rated A+.
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BIO 669 Exam 2 Questions And AnswersRated A+.
Thromboangiitis yobliterans y(Buergers ydisease) yis yan yautoimmune ycondition ythat yis:
a. yA yresult yof yover yactivation yof ythe yintrinsic yand yextrinsic yclotting ysystem ysystemically
b. yCharacterized yby yattacks yof yvasospasm yin ythe ysmall yarteries yand yarterioles yof ythe
yfingers yand ytoes
c. yStrongly yassociated ywith ysmoking
d. yAssociated ywith yjaneway ylesions yand yOslers yNodes y- ycorrect yanswer. y y y yc. yStrongly
yassociated ywith ysmoking
Which yof ythe yfollowing yis ynot ya ysystemic ydisease ythat yis yassociated ywith yRaynaud's
yPhenomenon?
a. yCongestive yheart yfailure
b. yCollagen yvascular ydiseases ysuch yas yscleroderma
c. yPulmonary yhypertension
d. yMyxedema yor ysmoking y- ycorrect yanswer. y y y ya. yCongestive yHeart yFailure
Which yof ythe yfollowing yis yNOT ya yprimary yfactor yin ydetermining ypreload?
a. yVenous yreturn yduring ydiastole
b. yEnd ysystolic yvolume
c. yTotal yperipheral y(systemic) yresistance
,d. yAll yof ythe yabove yare yprimary yfactors yof ypreload y- ycorrect yanswer. y y y yc. yTotal
yperipheral y(systemic) yresistance
Which yof ythe yfollowing ystatements yare yINCORRECT
a. yThe ymean yarterial ypressure yis ythe yaverage yforce yof ypushing yblood ythrough ythe
ysystemic ycircuit.
b. yThe ypulse ypressure yis ythe ydifference ybetween ysystolic yand ydiastolic ypressures
c. yA ydecrease yin yaortic ycompliance yincreases yits ystiffness yand ythus ycan ylead yto yan
yincrease yin ypulse ypressures
d. yProstacyclins, ywhich yare ydiminished yby yNSAIDs, yare yvasoconstrictors. y- ycorrect
yanswer. y y y yd. yProstacyclins, ywhich yare ydiminished yby yNSAIDS, yare yvasoconstrictors
Which yof ythe yfollowing yis yincorrect yregarding ythe yisometric ycontraction yphase yof ythe
ycardiac ycycle?
a. yBlood ydoes ynot yflow ythrough ythe yheart yat ythis ytime.
b. yThe yatria yare ycontracting
c. yThe yvalves yare yclosed
d. yIt yoccurs yduring yventricular ysystole y- ycorrect yanswer. y y y yb. yThe yatria yare ycontracting
The yresistance yof ymovement yof yblood yfrom ythe yleft yventricle yto ythe yaorta yis ytermed ythe:
a. yEjection yfraction
b. yCompliance
c. yPreload
d. yAfterload y- ycorrect yanswer. y y y yd. yAfterload
Natriuretic ypeptides yact yby:
a. yStimulates ysecretion yof yNa+ y(and ythus ydecreases yurine yvolume) yfrom ythe ykidneys
b. yStimulated ythe yrelease yof yNa+ y(thus yincreases yurine yvolume) yfrom ythe ykidneys
c. yIncreases yvascular ysmooth ymuscle ycontraction y(vasoconstriction)
,d. yStimulates yincreased yheart yrate, ycontractility, yand ycardiac youtput y- ycorrect yanswer. y y y
yb. yStimulate ythe yrelease yof yNa+ y(thus yincreasing yurine yvolume) yfrom ythe ykidneys
The ydouble ylayered yserous ymembrane ysurrounding ythe yheart ythat yfunctions yto yminimize
yfriction yfrom ythe yheart ymovement yis ythe:
A. yMyocardium
B. yEndocardium
C. yPeritoneum
D. yPericardium y- ycorrect yanswer. y y y yD. yPericardium
Prinzmetal yangina yis:
a. yA ytransient yischemia yof ythe ymyocardium ythat yoccurs yunpredictably
b. yMyocardial yischemia ythat ymay ynot ycause ydetectable ysymptoms
c. yIschemia ythat yoccurs yafter ya ypredictable yamount yof yexercise
d. yThe yrupture yof yan yunstable yplaque y- ycorrect yanswer. y y y ya. yA ytransient yischemia yof ythe
ymyocardium ythat yoccurs yunpredictably
Progressive yvenous ydistension yof ythe yhead yand yupper yextremities yresulting yfrom ygrowth
yof ya ycancerous ytumor yon ythe yright ymainstem ybronchus yis ybest ydescribed yclinically yby:
A. yDeep yvein ythrombosis
B. ySpinal yshock
C. ySuperior yvena ycava ysyndrome
D. yCarcinoid ysyndrome y- ycorrect yanswer. y y y yC. ySuperior yVena yCava ySyndrome
The ymost ycommon ycause yof yaneurysm yis:
A. yExternal yHematoma
B. yAtherosclerosis ywith yhypertension
C. yGenetics
D. yCongestive yheart yfailure y- ycorrect yanswer. y y y yB. yAtherosclerosis ywith yhypertension
, An yatherosclerotic yarea ythat yhas yruptured yis ytermed ya:
A. yFibrous yplaque
B. yComplicated yplaque
C. yFatty ystreak
D. yAneurysm y- ycorrect yanswer. y y y yB. yComplicated yplaque
The yPR yInterval yrepresents ythe ytime yfrom:
A. yThe yonset yof yatrial ysystole yto ythe ycompletion yof yatrial ydiastole
B. yThe yonset yof yatrial ysystole yto ythe yonset yof yventricular ydiastole
C. yThe yonset yof yatrial ysystole yto ythe yonset yof yventricular ydiastole
D. yThe yonset yof yatrial ysystole yto ythe yonset yof yventricular ysystole y- ycorrect yanswer. y y y yD.
yThe yonset yof yatrial ysystole yto ythe yonset yof yventricular ysystole
The ycircumflex yartery yoff yof ythe yleft ycoronary yartery:
A. yLeft yatrium yand yventricle
B. yThe ytwo yatria
C. yThe ytwo yventricles
D. yThe yaorta yand ythe ypulmonary yartery y- ycorrect yanswer. y y y yA. yLeft yatrium yand yventricle
The ystructures ythat yconnect ythe yleaflets/cusps yand yhelp yto yprevent yprolapse yof ythe yAV
yvalves yis ythe:
A. yChordae ytendineae yand ypapillary ymuscles
B. yCardiomyocytes
C. yInterventricular yseptum
D. yCoronary yostia y- ycorrect yanswer. y y y yA. yChordae ytendineae yand ypapillary ymuscles
Hypertensive ycrisis y(malignant yhypertension) yis ybest ydefined yas:
A. yAn yadvancing yfailure yof ysystemic ycirculation yas ythe yheart yweakens
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