Superficial and Deep Perineal Pouches Flashcards
What is the anterior gap in the pelvic hiatus?
Perineal membrane (thin, tough, deep fascia)
What is deep and superficial to the perineal membrane?
- Superficial perineal pouch
- Deep perineal pouch
What is contained in the superficial pouch?
- External genitalia
- Colles Fascia
What is colles fascia continuous with?
- Scarpas fascia
- Fascia lata of the thigh
-It is a dense regular fascia
This is deep to the deep perineal pouch and it is only present in males
-Deep transverse perineal muscle
What is in the same layer as the deep transverse perineal muscle?
-External urethral sphincter
Is there a fascia layer deep to the transverse perineal muscles and external urethral sphincters?
NOPE!!
This is a potential space between the Colles fascia and the perineal membrane
-Superficial perineal pouch
Does the colles fascia extend into the anal triangle?
No
What 3 things is the colles fascia continuous with?
- Dartos fascia
- Fascia lata
- Scarpas fascia
What are the contents of the superficial perineal pouch of the male?
- Crura (ischiocarvernosus)
- Bulb (bulbospongiosus)
- Proximal part of the spongy urethra
- Superficial transverse perineal muscles
- Internal pudenal a & v
- Pudenal nerve
What 2 structures comprise the root of the penis?
Crura and the bulb
erectile tissues
Where does the crura attach?
Ischeal rami
Where does the bulb attach?
The bulb is fixed on the perineal membrane
On the ventral side, the bulb is continuous with the….
Corpus spongiosum
-it carries the urethra
