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beats/min, arterial pressure is 120/70 mm Hg, arterial hematocrit is 35%, and body temperature is normal....

beats/min, arterial pressure is 120/70 mm Hg, arterial hematocrit is 35%, and body temperature is normal. His pressure-volume diagram for the left ventricle is shown. What event occurs at point B on the man's pressurevolume diagram?

A. A-V valves close

            B. Aortic valve opens

            C. Aortic valve closes

            D. A-V valves open

            E. Third heart sound

beats/min, arterial pressure is 120/70 mm Hg, arte

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Answer #1

Ans (c)Aortic valve closes

The mitral valve closes. Since pressure is also lower than the aortic pressure, the aortic valve is closed as well

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