Perineum

region of the body including the perineal body and surrounding structures

The Perineum is the area of the human body found between the lower end of the vagina and the anus (in females); and the scrotum and the anus (in males). When a person reaches puberty, the size of the perineum is about one inch in length. During puberty, hair will grow around and on the perineum to protect it.

Perineum
Muscles of the male perineum-Gray406.png
The muscles of the male perineum
Gray408.png
The muscles of the female perineum
Details
Arteryperineal artery, dorsal artery of the penis, deep artery of the penis
Nerveperineal nerve, posterior scrotal nerves, dorsal nerve of the penis, dorsal nerve of clitoris
Lymphprimarily superficial inguinal lymph nodes
Identifiers
MeSHD010502
TAA09.5.00.001
FMA9579
Anatomical terminology

Inside the perineum-area are specialized muscles that perform functions of sexuality, erection and excretion.