Phase ________ of the cardiac cycle is called ventricular systole. During this phase, both ventricles are completing their contractions while the atria are relaxed.

A state of uneasiness, discomfort, apprehension, and restlessness is called:

A) dementia. B) anger. C) delirium. D) anxiety.

Avoid using Barbiturates for more than ____ days for insomnia

A) 7 B) 10 C) 30 D) 2