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Gross Anatomy > test 4 gluteal > Flashcards

test 4 gluteal Flashcards

1
Q

gluteus maximus origin

A

Ilium posterior to posterior gluteal line; dorsal surface of sacrum and coccyx; and sacrotuberous ligament

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2
Q

gluteus maximus insertion

A

Most fibers end in iliotibial tract, which inserts into lateral condyle of tibia; some fibers insert on gluteal tuberosity of femur

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3
Q

gluteus maximus inervation

A

Inferior gluteal nerve (L5, S1, S2)

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4
Q

gluteus maximus action

A

Extends thigh and assists in its lateral rotation; steadies thigh and assists in rising from sitting position

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5
Q

gluteus medius origin

A

External surface of ilium between anterior and posterior gluteal lines

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6
Q

gluteus medius insertion

A

Lateral surface of greater trochanter of femur

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7
Q

glteus medius innervation

A

Superior gluteal nerve (L4, L5, S1)

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8
Q

gluteus medius action

A

Abduct and medially rotate thigh; keep pelvis level when opposite leg is raised

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9
Q

gluteus minimus origin

A

External surface of ilium between anterior and inferior gluteal lines

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10
Q

gluteus minimus insertion

A

Anterior surface of greater trochanter of femur

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11
Q

gluteus minimus innervation

A

Superior gluteal nerve (L4, L5, S1)

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12
Q

gluteus minimus action

A

Abduct and medially rotate thigh; keep pelvis level when opposite leg is raised

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13
Q

Tensor fasciae latae (tensor of fascia lata origin

A

Anterior superior iliac spine; anterior part of iliac crest

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14
Q

Tensor fasciae latae (tensor of fascia lata) insertion

A

Iliotibial tract, which attaches to lateral condyle of tibia (Gerdy tubercle

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15
Q

Tensor fasciae latae (tensor of fascia lata) innervatin

A

Superior gluteal nerve (L4, L5, S1)

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16
Q

Tensor fasciae latae (tensor of fascia lata) action

A

Flexes thigh

17
Q

Piriformis (passes through greater sciatic foramen) origin

A

Anterior surface of 2nd–4th sacral segments; superior margin of greater sciatic notch and sacrotuberous ligament

18
Q

Piriformis (passes through greater sciatic foramen)insertion

A

Superior border of greater trochanter of femur

19
Q

Piriformis (passes through greater sciatic foramen)innervation

A

Branches of anterior rami of S1, S2

20
Q

Piriformis (passes through greater sciatic foramen) action

A

Laterally rotate extended thigh; abduct flexed thigh; steady femoral head in acetabulum (stabilizes hip joint

21
Q

Obturator internus (passes through lesser sciatic foramen) origin

A

Pelvic surface of ilium and ischium; and obturator membrane

22
Q

Obturator internus (passes through lesser sciatic foramen)insertion

A

Medial surface of greater trochanter (trochanteric fossa) of femur

23
Q

Obturator internus (passes through lesser sciatic foramen innervation

A

Nerve to obturator internus (L5, S1

24
Q

Obturator internus (passes through lesser sciatic foramen)action

A

Laterally rotate extended thigh; abduct flexed thigh; steady femoral head in acetabulum (stabilizes hip joint)

25
Q

gemelli superior origin

A

ischial spine

26
Q

gemelli superior insertion

A

Medial surface of greater trochanter (trochanteric fossa) of femur

27
Q

gemelli superior innervation

A

Nerve to obturator internus (L5, S1)

-same as obturator internus

28
Q

gemelli superior action

A

Laterally rotate extended thigh; abduct flexed thigh; steady femoral head in acetabulum (stabilizes hip joint

29
Q

gemelli inferior origin

A

ischial tuberosity

30
Q

gemelli inferior insertion

A

Medial surface of greater trochanter (trochanteric fossa) of femur

31
Q

gemelli inferior innervation

A

Nerve to quadratus femoris (L5, S1)

-same as quadratus femoris

32
Q

gemelli inferior action

A

Laterally rotate extended thigh; abduct flexed thigh; steady femoral head in acetabulum (stabilizes hip joint

33
Q

Quadratus femoris origin

A

Lateral border of ischial tuberosity

34
Q

Quadratus femorisinsertion

A

Quadrate tubercle on intertrochanteric crest of femur and area inferior to it

35
Q

Quadratus femoris innervation

A

Nerve to quadratus femoris (L5, S1)

36
Q

Quadratus femoris action

A

Laterally rotates thigh; steadies femoral head in acetabulum

Gross Anatomy (20 decks)

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