During which event of the cardiac cycle are all four valves closed while both the atria and ventricles relax?


Answer: Isovolumetric relaxation

Anatomy & Physiology

You might also like to view...

Which does not enter or exit the kidney at the hilum?

A. Ureter B. Renal plexus C. Renal artery D. Renal vein E. No exceptions; all choices enter or exit the kidney at the hilum.

Anatomy & Physiology

The brain cannot produce ATP in the absence of oxygen

Indicate whether the statement is true or false

Anatomy & Physiology

Bone growth of the epiphysis occurs at the

A. diaphysis. B. joint cavity. C. epiphyseal plate. D. perichondrium. E. articular cartilage.

Anatomy & Physiology

Jaundice

A. may be due to gallstones obstructing the bile duct. B. may be due to increased red cell destruction. C. results in a yellowish tint in the skin. D. All apply.

Anatomy & Physiology