Answer the following statement(s) true (T) or false (F)
1. Capillaries that bring oxygen and nutrients to the heart are located on the outer surface of the heart.
2. The coronary sinus drains venous blood into the vena cava.
3. The coronary sinus drains deoxygenated blood into the right atrium.
4. The cardiac cycle is equal to the number of times the heart beats per minute.
5. One heartbeat is considered to be the cardiac cycle.
1. False
2. False
3. True
4. False
5. True
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