Anatomy 2: Pelvic Floor and Blood Vessels Flashcards Preview

Block I: Reproduction & Sexuality > Anatomy 2: Pelvic Floor and Blood Vessels > Flashcards

Flashcards in Anatomy 2: Pelvic Floor and Blood Vessels Deck (12):
1

Function of the piriformis muscle

Strong lateral rotator of the thigh

2

Origin of the piriformis muscle

Anterior surface of the sacrum, just lateral to the sacral foramina of S2, S3, and S4 vertebrae

3

Where does the piriformis muscle leave the pelvis

Greater sciatic foramen

4

Name the 4 muscles of the pelvic floor from this saggital section

  • Piriformis
  • Obturator internus
  • Coccygeus
  • Levator ani

5

Name the 4 pelvic floor muscles from this superior view

  • Piriformis
  • Coccygeus
  • Obturator internus
  • Levator ani -- iliococcygeus 

6

Name the 4 pelvic floor muscles from this superior view

  • Coccygeus
  • Levator ani - iliococcygeus
  • Levator ani - pubococygeus
  • Levator ani - puborectalis

7

Label these parts (female)

  • Cervix
  • Urethra
  • Pubic symphysis
  • Levator ani
  • Tendinous arch
  • Rectum

8

4 arteries that enter the true pelvis

  • Median sacral artery
  • Internal iliac artery
  • Ovarian aa.
  • Superior rectal a. (via the inferior mesenteric a.)

9

Label these 12 pelvic arteries (female)

See image

10

Label these 11 pelvic arteries (male)

See image

11

5 pelvic veins that exit the true pelvis

  • Internal iliac vein
  • Median sacral vein
  • Right gonadal vein
  • Left gonadal vein (via the left renal vein)
  • Superior rectal vein (to the IMV to the splenic vein)

12

Label these 6 pelvic veins

See image