ABCP Board review 2023//2024

Which of the following is not a normal route for blood return directly to the interior of the heart? a) coronary sinus b) Thebesian veins c) pulmonary veins d) bronchial veins - ANSWER d) bronchial veins The effect of calcium channel-blocking drugs is: a) marked decrease in transmembrane calcium current b) increase in smooth muscle response c) to allow for consistent depolarization of cardiac cells d) increase in cardiac muscle response - ANSWER a) marked decrease in transmembrane calcium current Calan (verapamil) is indicated for which of the following: a) HTN refractory to high doses of beta-adrenergic block agents b) presence of sick sinus syndrome and/ or heart block c) a-fib with rapid ventricular response d) cardiogenic shock induced by coronary artery spasm - ANSWER c) atrial fibrillation with rapid ventricular response