Solutions
When determining the severity of a patient's heart failure, which laboratory test provides the
most information?
A. Blood urea nitrogen (BUN) level
B. Serum B-type natriuretic peptide (BNP) level
C. Creatinine level
D. Troponin T level B
In addition to cardiopulmonary resuscitation, sodium bicarbonate is the treatment for cardiac
arrest caused by which disorder?
A. Pulmonary embolus
B. Hypokalemia
C. Tricyclic antidepressant overdose
D. Beta-blocker toxicity C
Which statement accurately describes the pathogenesis of atherosclerosis?
, ENA Cardio 2 Exam Questions With
Solutions
A. Atherosclerosis includes lipid accumulation in the medial lining of the arteries.
B. Atherosclerosis causes calcification and sclerosis of the intimal layer of arteries.
C. Atherosclerosis causes the thickening of the walls of the aorta.
D. Atherosclerosis affects the small arteries and arterioles. C
After an acute myocardial infarction, which cardiac biomarker returns to baseline last?
A. Myoglobin
B. Troponin I
C. Troponin T
D. Creatine kinase-MB (CK-MB) C
A patient with electrocardiogram changes in leads V3 and V4 that reflect an infarction is
experiencing an injury to which area of the heart?
A. Septal
B. Inferior