Contraction of the Cremaster Muscles

Question

Contraction of the cremaster muscles
A) tenses the scrotum.
B) pulls the testes closer to the body cavity.
C) propels sperm through the urethra.
D) moves sperm through the ductus deferens.
E) tenses the scrotum and pulls the testes closer to the body cavity.

Accepted Answer

The cremaster muscles are responsible for both tensing the scrotum and pulling the testes closer to the body cavity, primarily for temperature regulation to facilitate sperm production.