Cardiology Angina Pectoris: Review Questions Jeffrey M. Zaks, MD, FACP, FACC, FCCP Dr. Zaks is Vice President, Medical Affairs/CMO, Providence Hospital and Medical Centers, Southfield, MI. Choose the single best answer for each question.
	1. Which of the following best describes variant or Prinzmetal’s angina? Angina at rest, often in early morning, associated with sinus tachycardia (ST) elevation Angina at rest, often in early morning, associated with ST depression Angina with effort, often in early morning, associated with ST elevation Angina with effort, often in early morning, associated with ST depression Click here to compare your answer. 2. Which of the following mediators are associated with acute coronary syndromes? Adenyl cyclase, growth hormone, and parathyroid hormone Insulin-like peptides, thyroxin, and melatonin Pancreatic growth factor, serotonin, and adenosine monophosphate Thromboxane A2, serotonin, and adenosine diphosphate Click here to compare your answer.		3. Which of the following contributes to the beneficial effect of nitroglycerin? Decrease of ventricular compliance Dilation of systemic veins Increase of left ventricular preload Increase of left ventricular afterload Click here to compare your answer. 4. How do slow calcium-channel blockers produce relaxation of vascular smooth muscle? Fragmenting thick filaments Making no net change of influx of calcium Reducing influx of calcium to the cell Reducing influx of calcium to the lysosome organelle of the mitocondrion Click here to compare your answer. 5. ß-blockers (ß-adrenergic agents) are used in the treatment of angina because: They decrease variables such as heart rate and myocardial contractility They increase afterload and preload They increase sinus node automaticity They increase sympathetic tone to the myocyte Click here to compare your answer.
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