For Providers -- Atlas of Human Anatomy

Muscles of the male perineum and anus.

Translated by: Ronald A. Bergman, PhD and Adel K. Afifi, MD, MS
Peer Review Status: Internally Peer Reviewed

a) Ischial tuberosity.
b) Ischial bone, ascending ramus.
c) Sacrotuberous ligament.
d) Os coccyx.
e) Corpus cavernosum urethrae (bulbocavernosus).
f) Corpus cavernosum (penis).
g) Anus (s. orificium intestini recti).
h) Penis.
i) Ductus deferens and associated structures.

1. m. bulbocavernosus.
2. m. ischiocavernosus.
3. m. transverse perinaei.
4. m. sphincter ani externus.
5. m. levator ani.
6. m. coccygeus (s. ischiococcygeus).
7. m. adductor longus.
8. m. gracilis.
9. m. adductor magnus.
10. m. gluteus maximus.