Figure 20-2 Cardiac Cycle

Multiple Choice

Figure 20-2 Cardiac Cycle
Use Figure 20-2 to answer the following questions:
-What occurs at the circled label "7" on the graph?

A) isovolumetric ventricular relaxation
B) sympathetic stimulation
C) isovolumetric ventricular contraction
D) ventricular ejection
E) ventricular filling