Male external genitalia and perineum
Deep perineal space (continued).
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Image #168-5
Male external genitalia and perineum
Deep perineal space (continued).
The internal pudendal artery has been divided and removed, together with the artery of the bulb, to reveal more completely the muscles within the deep perineal space. The proximal part of the spongy urethra (4) has been opened.
- Crus of penis (cut off)
- Corpus spongiosum of penis
- Duct of bulbourethral gland
- Spongy part of urethra (opened)
- Bulbospongiosus muscle
- Bulbourethral gland
- Bulb of penis (dissected)
- Central tendon of perineum
- Ischiocavernosus muscle
- External anal sphincter muscle
- Upper pointer: Dorsal nerve of the penis Lower pointer: Dorsal artery of penis
- Dorsal vein of the penis
- Pubic arcuate ligament
- Transverse perineal ligament
- Obturator internus muscle (visible through obturator membrane)
- Obturator nerve
- Inferior pubic ramus
- Sphincter muscle of urethra
- Internal pudendal artery (cut off)
- Perineal artery
- Posterior border of urogenital diaphragm
- Deep transverse perineal muscle