Ischiocavernosus
Pelvic Floor
No image yet
Compresses the crura to maintain erection in both males and females — by blocking venous drainage of erectile tissue, it keeps blood trapped where it's needed.
Function
Maintains erection by compressing venous outflow
Origin
Ischial tuberosity and ischiopubic ramus
Insertion
Crus of penis or clitoris
Innervation
Deep branch of pudendal nerve (S2-S4)