For Viagra to produce an erection, _______ must also be present.

Name: For Viagra to produce an erection, _______ must also be present.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Viagra works by enhancing the effects of nitric oxide, a natural chemical the body produces that relaxes muscles in the penis, increasing blood flow and allowing an erection to occur. However, sexual excitation is necessary to initiate the release of nitric oxide from the nerves in the penis. Without sexual stimulation, Viagra alone cannot produce an erection.

For Viagra to Produce an Erection, _______ Must Also Be