ACSM Personal Trainer

Category - Exercise Programming and Implementation

What is a complication of myocardial infarction that results from a thinning of the myocardial wall and increases risk of thrombus, ventricular arrhythmias, and heart failure?
  1. Papillary necrosis
  2. Left ventricular dysfunction
  3. Ventricular aneurysm
  4. Ventricular rupture
Explanation
Answer: C - Ventricular aneurysm is a complication of myocardial infarction that results from a thinning of the myocardial wall and increases risk of thrombus, ventricular arrhythmias, and heart failure. The thinned wall allows a bulging (aneurysm) during systole as a result of the remodeling of the necrotic muscle fibers.
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