Isovolumetric contraction a. refers to the short period during ventricular systole when the ventricles are completely closed chambers b. occurs while the av valves are open c. occurs only in people with heart valve defects d. occurs immediately after the aortic and pulmonary valves close

Isovolumetric contraction refers to the short period during ventricular systole when the ventricles are completely closed chambers. Isovolumetric contraction is a process that helps to maintain the right flow of blood through the heart and circulatory system in the body.

eukarya because is is like alche and b is bacteria and d is animals

explanation:

the correct answer should be false

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