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PHC 7010 EXAM 2 QUESTIONS WITH CORRECT RESPONSES
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PHC 7010 EXAM 2 QUESTIONS WITH CORRECT RESPONSES
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PHC 7010 EXAM 2 QUESTIONS WITH CORRECT RESPONSESMedication cAB cis can cindirect-acting cagonist cof cthe cadrenergic cnervous csystem. cIt
ccan cblock cthe cuptake cof cnorepinephrine cinto cthe cpresynaptic cneuron. cThis
cdescribes cwhich cof cthe cfollowing cagents?
A. cCocaine
B. cEpinephrine
C. cIsoproterenol
D. cNorepinephrine
E. cPhenylephrine c- ccorrect canswers✔✔A. cCocaine
An casthma cpatient cwas cgiven ca cnonselective cbeta cagonists cto crelieve
cbronchoconstriction. cWhich cof cthe cfollowing cadverse ceffects cwould cyou cexpect cto
csee cin cthe cpatient? c
A. cBradycardia
B. cTachycardia
C. cHypotension
D. cWorsening cbronchoconstriction c- ccorrect canswers✔✔B. cTachycardia
A c25-year-old cman cis cnotes cto cbe cin cseptic cshock cdue cto cruptured cappendicitis. cIV
cnorepinephrine cis cadministered, cand cwill clikely cresults cin cwhich cof cthe cfollowing?
A. cDecrease ccardiac coutput
B. cDecrease csystolic cblood cpressure
C. cIncrease crenal cblood cflow
D. cProduce csignificant cperipheral cvasoconstriction c- ccorrect canswers✔✔D. cProduce
csignificant cperipheral cvasoconstriction
A c32-year-old cman cpresents cto chis cprimary cphysician cbecause cof ca c2-week chistory
cof cnasal cstuffiness, ccough, cand csinus cpain. cHe cis cprescribed cwith cphenylephrine.
cHe cmust cbe caware cof cwhich cof cthe cfollowing cpotential cadverse ceffects?
A. cConstipation
B. cDiarrhea
C. cEpistaxis
D. cHypertension
E. cTinnitus c- ccorrect canswers✔✔D. cHypertension
A cmedical cstudent cis cdoing ca csummer cresearch cproject cthat cinvolves cadministering
cbeta c2-receptor cagonists cto crats cto cdetermine cthe cphysiologic cchanges. cWhich cof
cthe cfollowing cwould cbe cexpected cfollowing csteady cstate cintravenous cdoing cof
cagent cX, ca cbeta c2-receptor cagonist?
A. cBronchoconstriction
B. cHyperglycemia c
C. cHypertension
D. cUterine cspasm
, E. cVasoconstriction c- ccorrect canswers✔✔B. cHyperglycemia
Norepinephrine cis cmetabolized cby cwhich cof cthe cfollowing cenzymes?
A. cCOMT
B. cMAO
C. cBoth
D. cNeither c- ccorrect canswers✔✔C. cBoth
A c53-year-old cwoman cwith cCOPD cis cusing can calbuterol cinhaler cfor csymptomatic
crelief cof cbronchospasm. cShe cdoes cnot clike cusing cher cinhaler cbecause cit ccauses
A. cHer clips cto cturn cblue
B. cHer cheart cto cbeat cfaster
C. cNumbness cin cher cfingers cand ctoes
D. cTransient cblindness
E. cTransient cdiminished chearing c- ccorrect canswers✔✔B. cHer cheart cto cbeat cfaster
Despite cits cability cto cstimulate creceptors cin cthe csympathetic cnervous csystem,
cnorepinephrine chas crelatively clittle ccapacity cto cincrease cbronchial cairflow cbecause
cthe creceptors cin cthe cbronchial csmooth cmuscle care clargely cof cthe c
A. cbeta c2 csubtype
B. calpha c1 csubtype
C. cD2 csubtype
D. c5-HT4 csubtype
E. cM3 csubtype c- ccorrect canswers✔✔A. cbeta c2 csubtype
A cmajor cmechanism cfor cthe ctermination cof cdopamine's cpostsynaptic ceffect cis c
A. cDownregulation cof cDA cpostsynaptic creceptors
B. cDegradation cof cDA cin cpostsynaptic cnerve cterminals
C. cDecreased csynthesis cof cDA
D. cBlockage cof cpostsynaptic cbeta cadrenergic creceptors
E. cReuptake cof cDA cinto cpresynaptic cnerve cterminals c- ccorrect canswers✔✔E.
cReuptake cof cDA cinto cpresynaptic cnerve cterminals
Which cof cthe cfollowing cbest cdescribes cthe ccellular caction cof cepinephrine?
A. cActivation cof cadenylyl ccyclase
B. cDecrease cactivity cof ccAMP-dependent cprotein ckinases
C. cIncreased cintracellular cstores cof cCa2+
D. cInhibition cof cthe cactivity cof cphospholipase c- ccorrect canswers✔✔A. cActivation cof
cadenylyl ccyclase
A chypertensive cpatient cwas caccidentally cgive can calpha c2 cagonist cinstead cof can
calpha c1 cblocker. cWhich cof cthe cfollowing cis ccorrect cin cthis csituation?
A. calpha c2 cagonists ccan cincrease cthe crelease cof cnorepinephrine cfrom csympathetic
cnerve cterminals
B. calpha c2 cagonists ccan creduce cblood cpressure cin cthis cpatient
C. ca2 cagonists ccan cincrease cblood cpressure cin cthis cpatient
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