The location and secretion of Leydig cells are ..........

Which of the following structures is found within the inguinal canal?

What is the function of the inguinal canal in humans?

Describe the structure of a seminiferous tubule.

Which of the following is the external genitalia of the male?

The path of sperm transport is given below. Provide the missing steps in blank boxes.
$\boxed{\text{Seminiferous tubules}} \to \boxed{\text{Rete testis}} \to \boxed{A} \to \boxed{\text{Epididymis}} \to \boxed{B} \to \boxed{\text{Urethra}}$