NUR 606 MIDTERM EXAM 2024
ACTUAL EXAM COMPLETE 200
QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100%
CORRECT ANSWERS) /ALREADY
GRADED A+
What causes bradycardia? - ....ANSWER...a blocked
pathway at or below the AV node
Scar tissue from prior MI or medications
Wolfe-Parkinson-White Syndrome - ....ANSWER...most
common reentry tachycardia
Delta waves between PR and QRST spike
Abdominal Aortic Aneurysm (AAA) -
....ANSWER...arteries weaken and areas of the artery
balloon outward
caused by atherosclerosis and HTN
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S/S of AAA - ....ANSWER...pulsating abdominal mass
flank/back pain
once it ruptures, symptoms worsen: severe pain, worsening
dyspnea, cardiovascular collapse due to life threatening
bleeding
Diagnosis of AAA - ....ANSWER...if symptoms present,
we can do CT, MRI, and arteriography (angiography)
Treatment of AAA - ....ANSWER...lowering BP to prevent
rupture
using statins and antiplatelet therapy
smoking cessation
if aneurysm is >5 cm, it requires surgery
Atherosclerotic Heart Disease - ....ANSWER...The end
result of the accumulation of atherosclerotic plaques within
the coronary arteries that supply the muscle of the heart
with oxygen and nutrients
Partial occlusion of coronary arteries leads to what? -
....ANSWER...Angina Pectoris (ischemic heart disease)
,3|Page
Total occlusion of coronary arteries leads to what? -
....ANSWER...myocardial infarction
Uncontrolled HTN can lead to: - ....ANSWER...stroke, MI,
renal failure, CHF
diagnostic studies for valvular heart disease -
....ANSWER...transthoracic echo
transesophageal echo
right heart cath
Congenital aortic stenosis - ....ANSWER...symptoms
usually develop before age 30
the valve can be unicuspid, bicuspid, or tricuspid with
partially fused leaflets
rheumatic aortic stenosis - ....ANSWER...symptoms
develop between age 30-70
tissue inflammation results in adhesions and fusing of the
commissures
fibrosis and calcification of the leaflet tips can occur
because of turbulent flow
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Degenerative aortic stenosis - ....ANSWER...patients are
usually over age 70 with diabetes and hypocholesteremia
leaflets become inflexible because calcium deposits at the
bases
normal aortic valve area (AVA) - ....ANSWER...3.5-4.0
cm2
Critical aortic valve area (AVA) - ....ANSWER...<0.8 cm2
S/S of aortic stenosis - ....ANSWER...chest pain, syncope,
CHF
physical exam findings in aortic stenosis -
....ANSWER...carotid upstroke is decreased and late
apical impulse is displaced laterally and becomes sustained
positive S4
midsystolic murmur
Aortic regurgitation - ....ANSWER...flow of blood
backward from the aorta into the heart; caused by a weak
heart valve
aortic pulse pressure widens
"eccentric hypertrophy"
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