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Musculo-Skeletal > Muscles of the Gluteal Region > Flashcards

Muscles of the Gluteal Region Flashcards

0
Q

Main action of the gluteus maximus?

A

Extension of hip joint

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1
Q

Name the muscles of the gluteal region?

A
  1. Gluteus maximus
  2. Gluteus medius
  3. Gluteus minimus
  4. Piriformis
  5. Obturator internus
  6. Glemelli (sup. & inf.)
  7. Quadratus femoris
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2
Q

Main action of the gluteus medius?

A
  • Abduction of thigh

- Med. rotation of thigh

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3
Q

Main action of the gluteus minimus?

A
  • Abduction of thigh

- Med. rotation of thigh

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4
Q

Main action of the piriformis?

A
  • Lat. rotates thigh

- Steadies femoral head in acetabulum

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5
Q

Main action of the obturator internus?

A
  • Lat. rotates thigh

- Steadies femoral head in acetabulum

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6
Q

Main action of the glemelli (sup. & inf)?

A
  • Lat. rotates thigh

- Steadies femoral head in acetabulum

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7
Q

Main action of the quadratus femoris?

A
  • Lat. rotates thigh

- Steadies femoral head in acetabulum

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8
Q

Innervation of gluteus maximus?

A

Inf. gluteal n.

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9
Q

Innervation of gluteus medius?

A

Sup. gluteal n.

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10
Q

Innervation of gluteus minimus?

A

Sup. gluteal n.

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11
Q

Innervation of piriformis?

A

Branches of ventral rami of S1 & S2

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12
Q

Innervation of obturator internus?

A

Nerve to obturator internus

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13
Q

Innervation of glemelli (sup. & inf.) ?

A

Nerve to obturator internus

also goes to sup. & inf. glemelli

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14
Q

Innervation of quadratus femoris?

A

Nerve to quadratus femoris

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15
Q

Proximal attachment of the gluteus maximus?

A
  • Ilium post. to post. gluteal line

- Dorsal surface of sacrum & coccyx

16
Q

Distal attachment of the gluteus maximus?

A
  • Iliotibial tract (inserts into lat. condyle of tibia)

- Gluteal tuberosity of femur

17
Q

Proximal attachment of the gluteus medius?

A

Ext. surface of ilium between ant. & post. gluteal lines

18
Q

Distal attachment of the gluteus medius?

A

Lat. surface of greater trochanter of femur

19
Q

Proximal attachment of the gluteus minimus?

A

Ext. surface of ilium between ant. & inf. gluteal lines

20
Q

Distal attachment of the gluteus minimus?

A

Ant. surface of greater trochanter of femur

21
Q

Proximal attachment of the piriformis?

A

Ant. surface of sacrum

22
Q

Distal attachment of piriformis?

A

Sup. border of greater trochanter of femur

23
Q

Proximal attachment of the obturator internus?

A

Obturator membrane

24
Q

Distal attachment of the obturator internus?

A

Med. surface of greater trochanter of femur

25
Q

Proximal attachment of the glemelli (sup. & inf.)?

A
  • Superior: ischial spine

- Inferior: ischial tuberosity

26
Q

Distal attachment of the glemelli?

A

Med. surface of greater trochanter of femur

27
Q

Proximal attachment of the quadratus femoris?

A

Lat. border of ischial tuberosity

28
Q

Distal attachment of the quadratus femoris?

A

Quadrate tubercle on femur

Musculo-Skeletal (22 decks)

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