Review Items - Perineum & External Genitalia

Osteology: (N 486, TG3-04)

Ischial tuberosity
Ischial spine

Ligaments: (N 353, 503, TG6-06, TG3-28)

Sacrotuberal ligament
Sacrospinal ligament
Greater sciatic foramen
Lesser sciatic foramen

Muscles:

External anal sphincter (N 390, 392, 393, 394, TG6-15, TG6-27)
Obturator internus m. & fascia (pudendal canal) (N 358, 360, 379, TG6-21, TG6-21, TG3-28)
Ischiocavernosus m. (N 379, 382, TG6-27A, TG6-27B)
Bulbospongiosus m. (N 379, 382, TG6-27A, TG6-27B)
Sphincter urethrae m. (N 379, 382, 385, TG6-28A, TG6-28B)

Vessels & nerves:

Pudendal n. & internal pudendal a. & v. (N 404, 405, TG6-28A, TG6-28B, TG6-29A, TG6-29B, TG6-30A, TG6-30B)

Inferior rectal a., v. & n.

Perineal a., v. & n.

    Posterior labial/scrotal a., v. & n.

Deep a. of clitoris/penis (N404 , 405, TG6-29A, TG6-29B, TG6-30A, TG6-30B)

Dorsal a. & n. of clitoris/penis (N 404, 405, TG6-29A, TG6-29B, TG6-30A, TG6-30B)

Deep dorsal v. of clitoris/penis (N 265, 359, 381, 405, TG6-31B, TG6-32B)

Erectile bodies: (N 379, 382, 418, TG6-27A, TG6-27B)

Corpus cavernosum clitoridis/penis

Crus
Corpus spongiosum

Vestibular bulb/Bulb of penis

Glans clitoridis/penis
Root and shaft of the clitoris/penis
Tunica albuginea (N 384, TG6-32B)
Deep clitoral/penile fascia (N 390, TG6-32B)

Urethra: (N 388, TG6-09A, TG6-09B)

Prostatic urethra
Membranous urethra
Spongy/penile urethra

Miscellaneous:

Ischioanal fossa (N 379, TG6-26A, TG6-26B)
Perineal body (female) (N 379, 382, TG6-26A, TG6-26B) or central tendinous point (male)
Greater vestibular gland (N 379, TG6-27A)
Perineal membrane (N 379, 381, TG6-27A, TG6-27B)
Arcuate pubic ligament (N 357, 383, TG6-24A, TG6-24B)
Lymphatics of the pelvis and perineum (N 257, 387, TG6-33, TG6-34)

Clinical Terms:

Circumcision
Pudendal nerve block
Vasectomy
Orchiectomy
Cystoscopy
Urethral catheterization
Episiotomy
Ischioanal abscess