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Flashcards in PELVIC FLOOR MUSCLES Deck (18)
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1

Actions of ischiocavernousus

assists with erection of the penis or clitoris

2

actions of bulbosponginosus

narrows vaginal opening; compresses and stiffens clitoris.
Males: contributes to erection, ejaculation

3

actions of deep transverse perineal

supports pelvic organs

4

actions of superficial transverse perineal

supports pelvic organs

5

actions of levator ani

group of muscles that form the anterior and lateral parts of the pelvic diaphragm

6

actions of the external anal sphincter

closes anal opening; must relax to defecate

7

origins of ischiocavernousus

ischial tuberosity

8

origins of bulbosponginosus

median raphe

9

origins of deep transverse perineal

ischial tuberosity

10

origins of superficial transverse perineal

inferior rami of the ischium

11

origins of the levator ani

inner surface of the side of the lesser pelvis

12

origins of external anal sphincter

N/A

13

insertions of ischiocavernousus

crus of penis

14

insertions of bulbosponginosus

N/A

15

insertions of deep transverse perineal

tendinous point of perineum

16

insertions of superficial transverse perineal

deep transverse perineal muscle of opposite side

17

insertion of external anal sphincter

N/A

18

insertion of levator ani

inner surface of coccyx, levator ani of opposite side