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GROSS ANATOMY 2 > Gluteal Region and Hip > Flashcards

Gluteal Region and Hip Flashcards

1
Q

Features of the innominate bone (medial view)

A
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2
Q

Features of the innominate bone (lateral view)

A
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3
Q

What forms the greater sciatic foramen?

A
  • Greater sciatic notch
  • Sacrotuberous ligament
  • Sacrospinous ligament
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4
Q

What forms the lesser sciatic foramen?

A
  • Lesser sciatic notch
  • Sacrospinous ligament
  • Sacrotuberous ligament
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5
Q

What is this muscle?

A

Gluteus maximus

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6
Q

What is the origin of the gluteus maximus?

A
  • Sacrum
  • Sacrotuberous ligament
  • Ilium behind posterior gluteal line
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7
Q

What is the insertion of the gluteus maximus?

A
  • Iliotibial tract (3/4)
  • Gluteal tuberosity of femur (1/4)
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8
Q

What innervates the gluteus maximus?

A

Inferior gluteal nerve (L5 - S1,2)

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9
Q

What is the function of the gluteus maximus?

A
  • Extend hip
  • Assist lateral rotation
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10
Q

What is this muscle?

A

Tensor fasciae latae

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11
Q

What is the origin of the tensor fasciae latae?

A
  • Anterior iliac crest
  • Anterior superior iliac spine
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12
Q

What is the insertion of the tensor fasciae latae?

A

Iliotibial tract

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13
Q

What is the innervation of the tensor fasciae latae?

A

Superior gluteal nerve (L4,5 - S1)

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14
Q

What is this muscle?

A

Gluteus medius

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15
Q

What is the origin of the gluteus medius?

A

Ilium between posterior and anterior gluteal line

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16
Q

What is the insertion of the gluteus medius?

A

Greater trochanter of femur (lateral surface)

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17
Q

What is the innervation of the gluteus medius?

A

Superior gluteal nerve (L4,5 S1)

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18
Q

What is the function of the gluteus medius?

A

Abducts and medially rotates hip

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19
Q

What is this muscle?

A

Gluteus minimus

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20
Q

What is the origin of the gluteus minimus?

A

Ilium between anterior and inferior gluteal lines

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21
Q

What is the insertion of the gluteus minimus?

A

Greater trochanter of femur (anterior surface)

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22
Q

What innervates the gluteus minimus?

A

Superior gluteal nerves (L4,5 S1)

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23
Q

What is the function of the gluteus medius?

A

Abducts and medially rotates hip

24
Q

What is this muscle?

A

Piriformis

25
Q

What is the origin of the piriformis?

A
  • Anterior sacrum
  • Sacrotuberous ligament
26
Q

What is the insertion of the piriformis?

A

Greater trochanter of femur (superior border)

27
Q

What is the innervation of the piriformis?

A

Anterior rami S1,2

28
Q

What is the function of the piriformis?

A

Laterally rotates hip

29
Q

What is this muscle?

A

Obturator internus

30
Q

What is the origin of the obturator internus?

A

Pelvic surface of obturator membrane and surrounding bones

31
Q

What is the insertion of the obturator internus?

A

Medial side of the greater trochanter

32
Q

What is the innervation of the obturator internus?

A

Nerve to obturator internus (L5,S1)

33
Q

What is the function of the obturator internus?

A

Lateral rotation of hip

34
Q

What are these muscles?

A
  • Superior gemelli
  • Inferior gemelli
35
Q

What is the origin of the superior and inferior gemelli?

A

Superior - Ischial spine
Inferior - Ischial tuberosity

36
Q

What is the insertion of the superior and inferior gemelli?

A

Blend with tendon of obturator internus

37
Q

What is the innervation of the superior and inferior gemelli?

A

Superior - Nerve to obturator internus
Inferior - Nerve to quadratus femoris

38
Q

What is the function of the superior and inferior gemelli?

A

Lateral rotation of hip

39
Q

What is this muscle?

A

Quadratus femoris

40
Q

What is the origin of the quadratus femoris?

A

Ischial tuberosity

41
Q

What is the insertion of the quadratus femoris?

A

Quadrate tubercle on intertrochanteric crest of femur

42
Q

What innervates the quadratus femoris?

A

Nerve to quadratus femoris (L5,S1)

43
Q

What is the function of the quadratus femoris?

A

Lateral rotation of hips

44
Q

What is this muscle?

A

Obturator internus

45
Q

What is the origin of the obturator externus?

A

Outer surface of obturator membrane

46
Q

What is the insertion of the obturator externus?

A

Trochanteric fossa

47
Q

What innervates the obturator externus?

A

Obturator nerve L3,4

48
Q

What is the function of the obturator externus?

A

Lateral rotation of hip

49
Q

What are the nerve roots of the sciatic nerve?

A

L4,5 S1-3

50
Q

What does the sciatic nerve branch into?

A
  • Tibial nerve
  • Common peroneal nerve
51
Q

Where does the iliofemoral ligament attach?

A

AIIS –> Intertrochanteric line

52
Q

What movements does the iliofemoral ligament limit?

A
  • Extension
  • Lateral rotation
  • Adduction
  • Abduction
53
Q

Where does the pubofemoral ligament attach?

A

Iliopubic eminence –> Lower part of intertrochanteric line

54
Q

What movements does the pubofemoral ligament limit?

A
  • Extension
  • Lateral rotation
  • Abduction
55
Q

Where does the ischiofemoral ligament attach?

A

Posterior aspect of acetabulum –> greater trochanter

56
Q

What movements does the ischiofemoral ligament limit?

A
  • Extension
  • Medial rotation
  • Adduction

GROSS ANATOMY 2 (19 decks)

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