What does the $Vasa$ $efferentia$ contain?

Which of the following structures is not a part of the male reproductive system?

Which of the following is a secondary sex organ?

$A$: The scrotum acts as a temperature regulator for the testes.
$R$: The wall of the scrotum is supported by dartos muscles,which help in the positioning of the testes.

Gubernaculum cordis is a contractile structure that

Choose the correct sequence of sperm transport during ejaculation.