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4 cards from this section. Quick, good the night before a test.
What is the primary function of the heart?
Think about the heart's role in circulation.
Name the four chambers of the heart.
Recall the order in which blood flows.
What does the sinoatrial node do?
Think of it as the 'timer' of the heart.
True or False: Veins carry oxygenated blood away from the heart.
Remember the blood flow direction.
Calculate the cardiac output for an individual with a heart rate of 75 bpm and a stroke volume of 70 mL.
Use the formula and check your units for clarity.
Discuss how the findings from a VO₂ max test can be interpreted relative to cardiac output during exercise.
Think about how exercise capacity affects heart efficiency.
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