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3 cards from this section. Quick, good the night before a test.
What is the cardiac cycle?
Think about what happens in a heartbeat.
What do we call the contraction phase of the heart?
It is the opposite of relaxation.
What phase of the cardiac cycle involves contraction?
Remember the two main phases of the cycle.
True or False: The sino-atrial node is responsible for setting the pace of the heartbeat.
What is the role of the SAN in the heart?
Calculate the cardiac output of an athlete whose stroke volume is 100 mL, and heart rate is 80 beats per minute.
Remember the formula for cardiac output.
Discuss the effects on cardiac cycle dynamics in a patient with aortic stenosis.
Consider how narrowing of the aorta affects blood flow.
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