Experience the power of community-driven knowledge on IDNLearn.com. Discover the information you need from our experienced professionals who provide accurate and reliable answers to all your questions.

In the context of physiology, what does "heart rate" measure?
A) The amount of blood pumped by the heart in a single beat
B) The number of times the heart beats per minute
C) The pressure exerted by the blood against the walls of the arteries
D) The volume of blood ejected from the heart during diastole