Which of the Following Correctly Describes an Erection

question 38

Multiple Choice

Which of the following correctly describes an erection?

• A)Smooth muscles of vascular spaces in the penis contract.
• B)Parasympathetic impulses constrict arteries leading to the penis.
• C)Parasympathetic neurons release nitric oxide causing dilation of small arteries in the penis.
• D)The spongy tissue in the penis fills with air.

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Definitions:

Thyroid

A butterfly-shaped gland located in the neck that produces hormones regulating metabolism, energy generation, and growth.

Healthy Thyroid

A state in which the thyroid gland functions properly, producing the right amount of thyroid hormones necessary for regulating metabolism.

ATP

Adenosine triphosphate, a molecule that carries energy within cells, facilitating various cellular processes.

Cellulose

A complex carbohydrate or polysaccharide that forms the primary structural component of plant cell walls.