During the isovolumetric contraction phase, the pressure in the __________ has to rise above aortic pressure for ventricular ejection to occur.

a. left atrium
b. left ventricle
c. right atrium
d. right ventricle


Ans: b. left ventricle

Anatomy & Physiology

You might also like to view...

Which cells of the epidermis are part of the immune system?

A. Keratinocytes B. Langerhans cells C. Fibroblasts D. Melanocytes E. Merkel cells

Anatomy & Physiology

The most likely outcome of nondisjunction is the production of a gamete receiving __________.

A. no chromosomes B. 46 chromosomes C. 44 chromosomes D. 23 chromosomes E. 22 chromosomes

Anatomy & Physiology

Which of the following is not considered an embryonic membrane?

A. The yolk sac B. The placenta C. The allantois D. The chorion E. The amnion

Anatomy & Physiology

The HIV virus can be transmitted

A. only from males to other males. B. during unprotected sexual intercourse. C. by coughing or sneezing. D. by contact with people at work. E. by hugging an infected child.

Anatomy & Physiology