Urogenital Triangle Flashcards
Describe Camper’s fascia.
- Fatty
Continuous with: - Ischiorectal fossa
- Thigh
What is Camper’s fascia replaced by in the scrotum?
Dartos smooth muscle
Where is Scarpa’s/Colle’s membranous fascia attached?
Posterior border of urogenital diaphragm
Describe the superior layer of fascia of the urogenital diaphragm.
- Deep
- Blends with perineal body/membrane
Describe the middle layer of fascia of the urogenital diaphragm.
- Sphincter urethrae
- Deep transverse perineal muscles
Describe the inferior layer of fascia in the urogenital diaphragm.
- Superficial
- Perineal membrane
What happens when the layers of the perineal membrane fuse anteriorly?
Leaves a small gap near the pubic symphysis
What do the posterior layers fuse with?
- Each other
- Membranous superficial fascia
- Perineal body
What is the space between the layers of urogenital membrane called?
Deep perineal pouch
What lies in the urogenital pouch?
- Urethra
- Sphincter urethrae
- Deep transverse perineal muscles
- Internal pudendal vessels and branches
- Pudendal nerve
What features unique to females lie in the deep perineal pouch?
- Vagina
- Dorsal nerves of clitoris
What features unique to males lie in the deep perineal pouch?
- Membranous urethra
- Dorsal nerves of penis
- Bulbourethral glands
- Penile arteries
What muscles lie in the superficial perineal pouch?
- Ischiocavernosus muscle
- Bulbospongiosus muscle
- Superficial transverse perineal muscle
What structures lie in the superficial perineal pouch?
- Urethra
- Vagina
- Clitoris
- Penis
- Nerves and vessels
Name the erectile tissue present in the superficial perineal pouch.
- Crura
- Bulb of vestibule (FEMALES)
- Bulb of penis (MALES)
Identify the features of male and female erectile tissue.
