Unit 3 - Thorax, Abdomen, Pelvis, and Perineum: Divisions of the Pelvis and Perineum (Ex. III) Flashcards Preview

Gross Anatomy '15 Ex. III > Unit 3 - Thorax, Abdomen, Pelvis, and Perineum: Divisions of the Pelvis and Perineum (Ex. III) > Flashcards

Flashcards in Unit 3 - Thorax, Abdomen, Pelvis, and Perineum: Divisions of the Pelvis and Perineum (Ex. III) Deck (12)
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1

What separates the contents of the perineum from the true pelvis?

pelvic diaphragm
2 fascial layers

2

false pelvis

ileum (coils)
cecum and appendix
sigmoid colon
common and external iliac aa. and vv.
L plexus branches

3

true pelvis

distal ureters
urinary bladder
rectum
F: vagina, uterus, uterine tubes, and ovaries
M: ductus deferens, seminal gland, and prostate
internal iliac a. and v. and branches
sacral plexus
I hypogastric plexus

4

deep pouch of perineum

sphincter urethrae and deep transverse perineal mm.
membranous urethra
vagina
rectum
bulbourethral gland
ischioanal fossa
internal pudendal a. and v.
pudendal n. and branches

5

superficial pouch of perineum

ischiocavernosus, bulbocavernosus, and superficial transverse perineal mm.
penile urethra
clitoris and penis
internal pudendal a. and v.
pudendal n. and branches

6

subcutaneous perinal space of perineum

fat

7

1st boundary containing pelvis

iliac crest --> pelvic diaphragm (levator ani w/ S and I fascia of pelvic diaphragm)

8

2nd boundary containing perineum

pelvic diaphragm (levator ani w/ S and I fascia of pelvic diaphragm) --> skin

9

boundary separating false pelvis and true pelvis

pelvic inlet

10

boundary separating deep pouch and superficial pouches of perineum

perineal membrane

11

boundary separating superficial pouch of perineum and subcutaneous perineal space of perineum

superficial perineal (Colles') fascia

12

bony landmarks

iliac alae
pelvic inlet/brim

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