What involuntary muscle responds to temperature and contracts if the testes are cold, causing the testes to rise, the scrotum to look smaller, and the skin of the scrotum to wrinkle?

Question

Quizplus · Accepted Answer

The dartos muscle is an involuntary muscle that responds to temperature changes. When it's cold, the dartos muscle contracts, causing the testes to rise closer to the body for warmth, the scrotum to appear smaller, and the skin of the scrotum to wrinkle.

What Involuntary Muscle Responds to Temperature and Contracts If the Testes