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CHA > Musculoskeletal Structures: Pelvic Diaphragm Muscles > Flashcards

Musculoskeletal Structures: Pelvic Diaphragm Muscles Flashcards

1
Q

Levator Ani Muscles

A

From or near pubis & tendinous arch of obturator internus muscle
Insert at pelvic viscera or midline of coccyx
1. Puborectalis 2. Pubococcygeus 3. Iliococcygeus

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2
Q

Coccygeus Muscle

A

From ischial spine & sacrospinous ligament

Inserts at coccyx

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3
Q

Levator Ani + Coccygeus Muscles’ Action

A

Support pelvic viscera (M&F)
Increase abdominal pressure
Support + Anchor prostate and vagina

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4
Q

Puborectal sling

A

Formed by poburectalis muscles

Part of external anal sphincter

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CHA (5 decks)

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