Bilateral cryptochids are sterile

Blood supply of testes is from inside to outside

Blood supply of testes is

Testosterone concentration is 10 folds in testicular tissue relative to peripheral tissue

Scrotum is

Tunica dartos is skeletal muscle

In cold weather the tunica dartos contract to close the testes from body

.....block pain messages and promoting feeling of well being

gametogenic hormone is LH hormone in male

hyperprolactinemia cause

Inhibin hormone gas a negative feedback for

GH and TSH increase metabolism of gonadotropin hormones

Pampiniform plexus is considered as an artery surrounding a vein to reduce temp.

In Pampiniform plexus: heat transfer from......to......

In Pampiniform plexus: testosterone transfer from..... to......

Hormone transport testosterone to the head of epididymis........