Contraction of the dartos muscle
A) occurs when the testes are too cool.
B) produces an erection.
C) propels sperm through the urethra.
D) moves sperm through the ductus deferens.
E) moves the testes closer to the body cavity.

Question

Quizplus · Accepted Answer

The contraction of the dartos muscle is a mechanism for regulating the temperature of the testes. When the environment is too cool, this muscle contracts and causes the testes to be pulled closer to the body, which helps to keep them warm.

Contraction of the Dartos Muscle