Question 1
What is the major effect of a calcium channel blocker such as verapamil on cardiac contractions?
◦ Increases the rate of cardiac contractions
◦ Decreases the strength of cardiac contractions
◦ Stabilizes the rhythm of cardiac contractions
◦ Stabilizes the vasodilation during cardiac contractions
Question 2
An early diastole peak caused by filling of the atrium from peripheral veins is identified by which intracardiac pressure?
◦ A wave
◦ V wave
◦ C wave
◦ X descent