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Posterior thigh and leg > Muscles of the gluteal region > Flashcards

Muscles of the gluteal region Flashcards

1
Q

What does the sciatic nerve pass through?

A

The great sciatic notch

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2
Q

What muscle is this?

A

Quadratus femoris

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3
Q

What action is carried out by the obturator internus, superior gemellus and inferior gemellus?

A

Lateral rotation

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4
Q

What muscle is this?

A

Inferior gemellus

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5
Q

What are the short lateral rotators of the hip?

A
  • Obturator internus
  • Obturator externus
  • Superior gemellus
  • Inferior gemellus
  • Quadratus femoris
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6
Q

What nerve innervates the gluteus medius and the gluteus minimus muscle?

A

The superior gluteal nerve

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7
Q

What muscle is this?

A

piriformis

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8
Q

Where does the pirformis muscle attach?

A
  • the sacrum
  • the superior part of the greater trochanter
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9
Q

What is the most superficial muscle in the gluteal region?

A

Gluteus maximus

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10
Q

What muscle extends the hip?

A

Gluteus maximus

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11
Q

What are the main actions of the gluteus medius and the gluteus minimus muscles?

A
  • abduction of the hip
  • medial/internal rotation (due to some attachment on the anterior greater trochanter)
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12
Q

What muscle is this?

A

The gluteus medius

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13
Q

What is the ilio-tibial tract

A
  • a thickening of the deep fascia of the thigh
  • that runs down the lateral aspect and anterior to the knee
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14
Q

What muscle is this?

A

The superior gemellus

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15
Q

What muscle is this?

A

The gluteus minimus

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16
Q

What passes through the lesser sciatic notch?

A

The tendon of obturator internus

17
Q

Where does the gluteus maximus attach?

A
  • across the iliac spine
  • on the sacrum
  • onto the greater trochanter
18
Q

What is the main action of the gluteus maximus?

A

extension of the hip joint

19
Q

What is the main action of the piriformis mucle?

A

Lateral rotation of the hip joint

20
Q

What muscle is this?

A

Gluteus maximus

21
Q

What nerve innervates the gluteus maximus?

A

Inferior gluteal nerve

22
Q

What muscle is this?

A

Obturator externus

23
Q

What muscle is this?

A

The obturator internus

24
Q

What is the function of the sacrotuberous ligament?

A

it is a stabiliser of the sacroiliac joint and connects the bony pelvis to the vertebral column

25
Q

What structure is highlighted?

A

sacrotuberous ligament

26
Q

Where is the sacrotuberous ligament located?

A

From the sacrum to the ischial tuberosity

27
Q

What does the gluteus maximus blend laterally into?

A

The ilio-tibial tract

28
Q

Where do gluteus medius and minimus attach?

A
  • gluteal lines on the posterior aspect of the ilium
  • greater trochanter

Posterior thigh and leg (5 decks)

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