Ischiocavernosus muscle

The ischiocavernosus muscle is a muscle just below the surface of the perineum, present in both men and women.It arises by tendinous and fleshy fibers from the inner surface of the tuberosity of the ischium, behind the crus penis; and from the rami of the pubis and ischium on either side of the crus.It helps (in males) stabilize the erect penis and (in females) tense the vagina during orgasm. Right hip bone. Internal surface.Coronal section of anterior part of pelvis, through the pubic arch. Seen from in front.The superficial branches of the internal pudendal artery.This article incorporates text in the public domain from page 428 of the 20th edition of Gray's Anatomy (1918)