Deep gluteal muscles Flashcards Preview

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Flashcards in Deep gluteal muscles Deck (21):
1

Origin of piriformis

Anterior surface of sacrum

2

Attachment of piriformis

Travels through greater sciatic foramen and inserts into greater trochanter

3

Action of piriformis

Lateral rotation and abduction

4

Innervation of piriformis

Nerve to piriformis

5

What muscles make up the triceps coxae

Obturator internus,
Superior and inferior gemelli muscles

6

Origin of obturator internus

Pubis and ischium at obturator foramen

7

Attachment of obturator internus

Travels through the lesser sciatic foramen and attaches to greater trochanter

8

Action of obturator internus

Lateral rotation and abduction

9

Innervation of obturator internus

Nerve to obturator internus

10

What separates the gemelli muscles

Obturator internus tendon

11

Origin of superior gemelli muscle

Ischial spine

12

Origin of inferior gemelli muscle

Ischial tuberosity

13

Attachment of gemelli muscles

Greater trochanter

14

Actions of gemelli muscles

Lateral rotation and abduction

15

Innervation of superior gemelli muscle

Nerve to obturator internus

16

Innervation of inferior gemelli muscle

Nerve to quadratus femoris

17

Origin of quadratus femoris

Lateral side of the ischial tuberosity

18

Attachment of quadratus femoris

Quadrate tuberosity on intertrochanteric crest

19

Action of quadratus femoris

Lateral rotation

20

Innervation of quadratus femoris

Nerve to quadratus femoris

21

Muscles of deep gluteal region

Pisiformis,
obturator internus,
superior and inferior gemelli,
Quadratus femoris

Decks in MSK Class (87):