Urogenital Triangle Flashcards Preview

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Flashcards in Urogenital Triangle Deck (27)
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1

What is the fascia like in the urogenital triangle?

Fatty and membranous

2

What is the fatty layer of fascia called?

Campers

3

What is the membranous layer of fascia called?

Scarpa's

4

What is the campers fascia continuous with?

The ischiorectal fossa and thigh

5

In the males what is scrotum fascia replaced by?

Dartos smooth muscle

6

What is the membranous fascia attached to?

Posterior border of urogenital diaphragm, also labia/scrotum

7

What is the inferior layer of fascia?

Perineal membrane

8

Describe the superior layer of fascia?

Deep, blends with perineal body and membrane

9

Describe the inferior layer of fascia?

Superficial and called the perineal membrane

10

What happens to the layers of fascia?

Fuse anteriorly leaving a small gap near pubic symphysis

11

What posterior layers fuse?

Membranous superficial fascia and the perineal body

12

What is the space between the layers of the urogenital membrane called?

Deep perineal pouch

13

Where is the deep perineal pouch?

Between the fascial layers of the urogenital diaphragm

14

What supplies the deep perineal pouch?

Pudendal nerve

15

In males the deep perineal pouch contains?

Membranous urethra, dorsal nerves of penis, bulbourethral glands and penile arteries

16

In females, what does the deep perineal pouch contain?

Vagina, dorsal nerves of clitoris

17

What is within the superficial perineal pouch?

Structures between the perineal membrane and the skin

18

What are the muscles involved in the superficial perineal pouch?

Ischiocavernosus, bulbospongiosus, superficial transverse perineal

19

What is composed of erectile tissue?

Crura, bulb of vestibule (female) and bulb of penis (male)

20

Describe the perineal body?

Small fibrous structure

21

Where is the perineal body located?

Posterior margin of the urogenital diaphragm

22

What attach to the perineal body?

External anal Sphincter, bulbospongiosus, superficial transverse perineal muscles

23

How many corpus cavernosus muscles?

Two

24

How many corpus spongiosum muscles?

One

25

What is the corpus cavernosus and extension of?

Crura

26

What is the corpus spongiosum and extension of?

bulb

27

What are the 4 parts of the male urethra?

Pre-prostatic, prostatic, membranous and penile (spongy)