Physiology Test Question

During the isovolumic contraction (also referred to as isovolumetric contraction) phase of the cardiac cycle:

	(A) The atrioventricular valves and semilunar valves are closed.
	(B) The atrioventricular valves and semilunar valves are open.
	(C) The atrioventricular valves closed and semilunar valves are open.
	(D) The atrioventricular valves open and semilunar valves are closed.
	(E) None of the above.

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Posted: Saturday, March 19, 2016
Last updated: Saturday, March 19, 2016

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