Transcribed Image Text: . Answer the following questions regarding the cardiac cycle. a. If your heart rate is 50bpm, how long is a single cardiac cycle? sec. b. For the

Transcribed Image Text: . Answer the following questions regarding the cardiac cycle.
a. If your heart rate is 50bpm, how long is a single cardiac cycle?
sec.
b. For the AV valves to open, pressure in the ventricles must be
than the pressure in the atria.
c. For the aortic SL valve to open, pressure in the left ventricle must be
than the pressure in the aorta.
d. During atrial systole, the pressure in the ventricle is
than the
pressure in the atrium.
e. For the AV valves to close, pressure in the ventricle must be
than the pressure in the atria.
f. For the aortic SL vale to close, pressure in the aorta must be
than the pressure in the left ventricle.