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MSK LOWER LIMBS (S3) > The gluteal region > Flashcards

The gluteal region Flashcards

1
Q

What is the fascia lata?

A

Deep fascia of the thigh

-encloses the thigh muscles

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2
Q

What is the iliotibial tract?

A

Thickening of the fascia lata on the lateral aspect of the thigh

  • from iliac crest
  • to lateral tibial condyle
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3
Q

What are the superficial muscles of the gluteal region? (4)

A
  • Gluteus maximus
  • Gluteus medius
  • Gluteus minimus
  • Tensor fascia lata
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4
Q

What is the arterial supply for the gluteal muscles?

A

Superior and inferior gluteal arteries

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5
Q

Tensor Fascia Lata

A

O: Anterior superior iliac spin

I: Iliotibial tract

I: Superior gluteal nerve

A: Stabilise hip in extension

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6
Q

Gluteus Maximus

A

O: Gluteal surface (posterior) of the ilium, sacrum and coccyx

I: Iliotibial tract and gluteal tuberosity of femur

I: Inferior gluteal nerve

A: Extends the thigh (assists with lateral rotation)

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7
Q

Gluteus Medius

A

O: Gluteal surface of the ilium

I: Lateral surface of greater trochancter

I: Superior gluteal nerve

A: Abducts and medially rotates the lower limbs

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8
Q

Gluteus Minimus

A

O: Gluteal surface of Ilium

I: Anterior aspect of greater trochanter

I: Superior gluteal nerve

A: Abducts and medially rotates the lower limbs

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9
Q

What are the deep muscles of the gluteal region? (6)

A
  • Piriformis
  • Gemellus superior
  • Obturator internus
  • Gemellus inferior
  • Quadratus femoris
  • Obturator externus
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10
Q

Piriformis

A

O: Anterior surface of sacrum

I: Superior aspect of greater trochanter

I: Nerve to piriformis

A: Lateral rotation and abduction

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11
Q

Obturator internus

A

O: Medial surface of obturator membrane

I: Posterior aspect of greater trochanter

I: Nerve to obturator internus

A: Lateral rotation and abduction

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12
Q

Gemellus Superior

A

O: Ischial spine

I: Posterior greater trochanter (above obturator internus)

I: Nerve to obturator internus

A: Lateral rotation and abduction

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13
Q

Gemellus Inferior

A

O: Ischial tuberosity

I: Posterior greater trochanter (below obturator internus)

I: Nerve to Quadratus femoris

A: Lateral rotation and abduction

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14
Q

Quadratus Femoris

A

O: Ischial tuberosity

I: Intertrochanteric crest

I: Nerve to quadratus femoris

A: Lateral rotation

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15
Q

Obturator Externus

A

O: Obturator membrane

I: Posterior greater trochanter

I: Obturator nerve

A: Adduction and lateral rotation

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MSK LOWER LIMBS (S3) (5 decks)

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