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

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

Flashcards in Unit 3 - Thorax, Abdomen, Pelvis, and Perineum: Muscles of the Pelvic Diaphragm (Ex. III) Deck (2)
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1

levator ani

common I: anococcygeal ligament; coccyx
Inn: direct branches of S plexus (S4); I anal n.
A: supports pelvic viscera

2

coccygeus

O: I end of sacrum
I: ischial spine
Inn: direct branches from S plexus (S4-S5)
A: supports pelvic viscera; flexes coccyx

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