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Hip and Pelvis Muscles > Muscles that laterally rotate the hip > Flashcards

Muscles that laterally rotate the hip Flashcards

1
Q

gluteus maximus origin

A

lateral surface of ilium behind posterior gluteal line, posterior to sacrum

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2
Q

gluteus maximus insertion

A

iliotibial tract, gluteal tuberosity of femur

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3
Q

gluteus maximus action

A

extend hip, lateral rotation of hip, abduction (upper fibers)

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4
Q

gluteus maximus innervation

A

inferior gluteal nerve

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5
Q

gluteus maximus blood supply

A

inferior and superior gluteal arteries

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6
Q

piriformis origin

A

sacrum, anterior surface

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7
Q

piriformis insertion

A

greater trochanter

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8
Q

piriformis action

A

lateral rotation of hip, abduction of thigh when hip flexed

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9
Q

piriformis innervation

A

sacral nerves 1-2

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10
Q

piriformis blood supply

A

inferior branch of lateral sacral artery

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11
Q

obturator internus origin

A

obturator membrane, bone around obturator foramen

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12
Q

obturator internus insertion

A

medial surface of greater trochanter

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13
Q

obturator internus action

A

lateral rotation of hip, abduction of thigh when hip flexed

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14
Q

obturator internus innervation

A

nerve to the obturator internus

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15
Q

obturator internus blood supply

A

obturator artery

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16
Q

superior gemellus origin

A

ischial spine

17
Q

superior gemellus insertion

A

superior border of obturator internus tendon

18
Q

superior gemellus action

A

lateral rotation of hip, abduction of thigh when hip flexed

19
Q

superior gemellus innervation

A

nerve to obturator internus

20
Q

superior gemellus blood supply

A

internal pudendal artery

21
Q

inferior gemellus origin

A

ischial tuberosity

22
Q

inferior gemellus insertion

A

inferior border of obturator internus tendon

23
Q

inferior gemellus action

A

lateral rotation of hip, abduction of thigh when hip flexed

24
Q

inferior gemellus innervation

A

nerve to quadratis femoris

25
Q

inferior gemellus blood supply

A

medial circumflex femoral artery

26
Q

quadratus femoris origin

A

ischial tuberosity

27
Q

quadratus femoris insertion

A

posterior surface of femur between trochanters

28
Q

quadratus femoris action

A

lateral rotation of hip, adduction of hip

29
Q

quadratus femoris innervation

A

nerve to quadratus femoris

30
Q

quadratus femoris blood supply

A

inferior gluteal artery

31
Q

obturator externus origin

A

obturator membrane, bone around obturator foramen on external surface

32
Q

obturator externus insertion

A

trochanteric fossa on the femur

33
Q

obturator externus action

A

lateral rotation of hip

34
Q

obturator externus innervation

A

obturator nerve

35
Q

obturator externus blood supply

A

obturator artery

Hip and Pelvis Muscles (7 decks)

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