Chapter 1 Cardiovascular Disorders
MULTIPLE CHOICE
1. The nurse is aware that the muscle layer of the heart, which is responsible for the hearts
contraction, is the:
a. endocardium.
b. pericardium.
c. mediastinum.
d. myocardium.
ANS: D
The myocardium is the specialized muscle layer that allows the heart to contract.
2. The nurse clarifies that the master pacemaker of the heart is the:
a. left ventricle.
b. atrioventricular (AV) node.
c. sinoatrial (SA) node.
d. bundle of His.
ANS: C
The SA node is the master pacemaker of the heart.
3. The nurse is
aware that the symptoms of an impending myocardial infarction (MI) differ in
women because acute chest pain is not present. Women are frequently misdiagnosed as having:
a. hepatitis A.
b. indigestion.
c. urinary infection.
d. menopausal complications.
,ANS: $hnB
Indigestion, $hngallbladder $hnattack, $hnanxiety$hnattack, $hnand $hndepression $hnare $hnfrequent $hnmisdiagnoses
$hnfor $hnwomen $hnhaving $hnan $hnMI.
4. The $hnnurse $hnidentifies $hnthe $hnLUBB $hnsound $hnof $hnthe $hnLUBB/DUBB $hnof $hnthe $hncardiac $hncycle $hnas
$hn the $hnsound $hnof $hnthe:
a. AV $hnvalves $hnclosing.
b. closure $hnof $hnthe $hnsemilunar $hnvalves.
c. contraction $hnof $hnthe $hnpapillary $hnmuscles.
d. contraction $hnof $hnthe $hnventricles.
ANS: $hnA
The $hnLUBB $hnis $hnthe $hnfirst $hnsound $hnof $hna $hnlow $hnpitch $hnheard $hnwhen $hnthe $hnAV $hnvalves $hnclose.
5. A $hnpatient $hnis $hnadmitted $hnfrom $hnthe $hnemergency $hndepartment. $hnThe $hnemergency
$hndepartment $hnphysician $hnnotes $hnthe $hnpatient $hnhas $hna $hndiagnosis $hnof $hnheart $hnfailure $hnwith $hna
$hnNew $hnYork $hnHeart $hnAssociation $hn(NYHA) $hnclassification $hnof $hnIV. $hnThis $hnindicates $hnthe
$hnpatients $hncondition $hnas:
a. moderate $hnheart $hnfailure.
b. severe $hnheart $hnfailure.
c. congestive $hnheart $hnfailure.
d. negligible $hnheart $hnfailure.
ANS: $hnB
Class $hnIV: $hnSevere; $hnpatient $hnunable $hnto $hnperform $hnany $hnphysical $hnactivity $hnwithout $hndiscomfort.
$hnAngina $hnor $hnsymptoms $hnof $hncardiac $hninefficiency $hnmay $hndevelop $hnat $hnrest.
6. The $hnnurse $hnassesses $hnthat $hnthe $hnhome $hnhealth $hnpatient $hnhas $hnno $hnsigns $hnor $hnsymptoms $hnof
heart $hnfailure, $hnbut $hndoes $hnhave $hna $hnhistory $hnof $hnrheumatic $hnfever $hnand $hnhas $hnbeen $hnrecently
$hn
$hndiagnosed $hnwith $hndiabetes $hnmellitus. $hnThe $hnnurse $hnis $hnaware $hnthat $hnusing $hnthe $hnAmerican
$hnCollege $hnof $hnCardiology $hnand $hnthe $hnAmerican $hnHeart $hnAssociation $hn(ACC/AHA) $hnstaging,
$hnthis $hnpatient $hnwould $hnbe $hna:
a. stage $hnA.
b. stage $hnB.
c. stage $hnC.
d. stage $hnD.
ANS: $hnA
The $hnACC/AHA $hnstaging $hndescribes $hnstage $hnA $hnas $hna $hnperson $hnwithout $hnsymptoms $hnof $hnheart
$hnfailure, $hnbut $hnwith $hnprimary $hnconditions $hnassociated $hnwith $hnthe $hndevelopment $hnof $hnthe
$hndisease.
, 7. The $hnnurse $hncaring $hnfor $hna $hnpatient $hnrecovering $hnfrom $hna $hnmyocardial $hninfarct $hnwho $hnis $hnon
remote $hntelemetry $hnrecognizes $hnthe $hnneed $hnfor $hnadded $hninstruction $hnwhen $hnthe $hnpatient $hnsays:
$hn
a. I$hncan $hnambulate $hnin $hnthe $hnhallway $hnwith $hnthis $hngadget $hnon.
b. I $hnalways $hntake $hnoff $hnthe $hntelemetry $hndevice $hnwhen $hn I$hnshower.
c. My$hnEKG $hnis $hnbeing $hnwatched $hnby $hnone $hnof $hnthe $hnnurses $hn in $hnCCU $hnon $hnthe $hnhome $hnunit.
d. I $hnam $hnable $hnto $hnsleep $hnjust $hnfine $hnwith $hnthis $hndevice $hnon.
ANS: $hnB
Remote $hntelemetry $hnallows $hnthe $hnpatient $hnto $hnbe $hnon $hna $hnseparate $hnunit, $hnbut $hnbe $hnmonitored $hnin
$hna $hncentral $hnlocation. $hnThe $hnpatients $hncan $hnbe $hnambulatory $hnand $hncan $hnsleep $hnwith $hnthe
$hnmonitor $hnon. $hnThey
should $hnnot $hnremove $hnthe $hnmonitor $hnto $hnshower.
8. The $hnnurse $hnassesses $hnpitting $hnedema $hnthat $hncan $hnbe $hndepressed $hnapproximately $hninch $hnand
$hn refills $hnin $hn15 $hnseconds. $hnThe $hnnurse $hnwould $hndocument $hnthis $hnassessment $hnas:
a. +1 $hnedema.
b. +2 $hnedema.
c. +3 $hnedema.
d. +4 $hnedema.
ANS: $hnB
A $hn+2 $hnedema $hncan $hnbe $hndocumented $hnif $hnthe $hnskin $hncan $hnbe $hndepressed $hninch $hnand $hnrespond
$hnwithin $hn15 $hnseconds.
9. What $hndo $hndark $hnor $hncold $hnspots $hnon $hna $hnthallium $hnscan $hnindicate?
a. Tissue $hnwith $hnadequate $hnblood $hnsupply
b. Dilated $hnvessels
c. Areas $hnof $hnneoplastic $hngrowth
d. Tissue $hnthat $hnhas $hninadequate $hnperfusion
ANS: $hnD
Thallium $hnscans $hnshow $hnadequate $hnperfused $hnareas $hnby$hnthe $hncollection $hnof $hnthallium. $hnDark
$hnspots $hnor $hncold $hnspots $hnindicate $hntissues $hnthat $hnhave $hninadequate $hnperfusion.
10. The $hnnurse $hnrecognizes $hnthe $hnechocardiogram $hnreport $hnthat $hnshows $hnan $hnejection $hnfactor
$hnof $hn42% $hnas $hnan $hnindication $hnof:
a. normal $hnheart $hnaction.
b. mild $hnheart $hnfailure.
c. moderate $hnheart $hnfailure.