Chapter 45 Calcium Channel Blockers (Study Guide) Q&A

Complete the phrase: Calcium channel blockers (CCBs) lower blood pressure by ________________: vasodilation Complete the phrase: CCBs differ from nitrates in that they do not cause vasodilation of _______________: veins (venous system) Complete the phrase: Dihydropyridine CCBs primarily affect ____________________: arterioles Complete the phrase: The three net effects of the CCBs verapamil and diltiazem on the heart are _______1________, _________________ _______2_______ __________________, and ______________________ _______3______ ______________________: 1. vasodilation 2. reduced arterial pressure 3. increased coronary perfusion. Complete the phrase: The suffix of the generic name of dihydropyridine CCBs is _____________________: -ine In addition to assessing blood pressure, what is the priority assessment before administering diltiazem (Cardizem)? A. Ankle edema. B. Apical pulse. C. Peripheral pulses. D. Respiratory rate. B. Apical pulse. The lowering of blood pressure and improvement of arterial blood flow to the heart counteract the negative effects of reduced heart rate and reduced force of contraction caused by verapamil (Calan). A. True. B. False. A. True.