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AAA MSK anatomy > upper leg - insertion, action, innervation > Flashcards

upper leg - insertion, action, innervation Flashcards

1
Q

pectineus - proximal origin

A

Ramus of pubis

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2
Q

pectineus - distal insertion

A

Pectineal line (lesser trochanter)

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3
Q

pectineus - action

A
  • flexion
  • adduction

> of hip

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4
Q

pectineus - innervation

A

Femoral (L2, L3)

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5
Q

Iliopsoas - proximal origin

A

Psoas Major + Iliacus

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6
Q

Iliopsoas - distal insertion

A

Lesser trochanter

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7
Q

Iliopsoas - action

A
  • flexion

> of hip

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8
Q

Iliopsoas - innervation

A

Femoral (L2, L3)

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9
Q

sartorius - proximal origin

A

anterior superior iliac spine (ASIS)

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10
Q

sartorius - distal insertion

A

Sup. Med. Tibia

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11
Q

sartorius - action

A
  • Flexion
  • Abduction

> of hip,

  • Knee Flexion
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12
Q

sartorius - innervation

A

Femoral (L2, L3)

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13
Q

rectus femoris - proximal origin

A

ASIS

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14
Q

rectus femoris - distal insertion

A

base of patella

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15
Q

rectus femoris - action

A
  • flexion of hip
  • knee extension
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16
Q

rectus femoris - innervation

A

Femoral (post. div.) (L2, L3, L4)

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17
Q

vastus lateralis - proximal origin

A

greater trochanter

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18
Q

vastus lateralis - distal insertion

A

base of patella

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19
Q

vastus lateralis - action

A
  • flexion of hip
  • knee extension
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20
Q

vastus lateralis - innervation

A

Femoral (post. div.) (L2, L3, L4)

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21
Q

vastus intermedius - proximal origin

A

Intertrochanteric line

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22
Q

vastus intermedius - distal insertion

A

base of patella

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23
Q

vastus intermedius - action

A
  • flexion of hip
  • knee extension
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24
Q

vastus intermedius - innervation

A

Femoral (post. div.) (L2, L3, L4)

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25
Q

vastus medialis - proximal origin

A

Postero-medial aspect of upper Femur

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26
Q

vastus medialis - distal insertion

A

base of patella

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27
Q

vastus medialis - action

A
  • flexion of hip
  • knee extension
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28
Q

vastus medialis - innervation

A

Femoral (post. div.) (L2, L3, L4)

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29
Q

Adductor longus - proximal origin

A

Pubis

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30
Q

Adductor longus - distal insertion

A

linea aspera femur

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31
Q

Adductor longus - action

A

adduction

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32
Q

Adductor longus - innervation

A

Obturator (L2, L3, L4)

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33
Q

adductor brevis - proximal origin

A

Inf. Ramus of pubis

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34
Q

adductor brevis - distal insertion

A

pectineal line

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35
Q

adductor brevis - action

A

adduction

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36
Q

adductor brevis - innervation

A

Obturator (L2, L3, L4)

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37
Q

adductor magnus - proximal origin

A

Adductor part: Inf. ramus of pubis

Hamstring part: ischial tuberosity

38
Q

adductor magnus - distal insertion

A

Adductor part: linea aspera

Hamstring part: femur (adductor tubercle)

39
Q

adductor magnus - action

A
  • Adduction
  • Extension (posterior part)

>of hip

40
Q

adductor magnus - innervation

A

Obturator (post. part by tibial nerve L4)
(L2, L3, L4)

41
Q

Obturator externus - proximal origin

A

Obturator foramen

42
Q

Obturator externus - distal insertion

A

trochanteric fossa

43
Q

Obturator externus - action

A
  • Adduction
  • External rotation
44
Q

Obturator externus - innervation

A

Obturator
(L3, L4)

45
Q

Gracilis - proximal origin

A

Body, inf. Ramus of pubis

46
Q

Gracilis - distal insertion

A

superior medial Tibia

47
Q

Gracilis - action

A
  • hip adduction
  • Knee Flexion
48
Q

Gracilis - innervation

A

Obturator
(L2, L3)

49
Q

semitendinosus - proximal origin

A

Ischial tuberosity

50
Q

semitendinosus - distal insertion

A

superior medial tibia

51
Q

semitendinosus - action

A
  • hip Extension
  • Knee flexion
52
Q

semitendinosus - innervation

A

Sciatic (L4-S3)

53
Q

semimembranosus - proximal origin

A

Ischial tuberosity

54
Q

semimembranosus - distal insertion

A

posterior medial Tibia

55
Q

semimembranosus - action

A
  • hip extension
  • Knee flexion
56
Q

semimembranosus - innervation

A

Sciatic (L4-S3)

57
Q

Biceps Femoris - proximal origin

A

Long head: Ischial tuberosity

Short head: Linea aspera

58
Q

Biceps Femoris - distal insertion

A

LH: lateral head of fibula
SH: lateral head of fibula

59
Q

Biceps Femoris - action

A
  • hip extension
  • Knee flexion
60
Q

Biceps Femoris - innervation

A

Sciatic (L4-S3)

61
Q

Gluteus maximus - proximal origin

62
Q

Gluteus maximus - distal insertion

A

iliotibial tract, gluteal tuberosity

63
Q

Gluteus maximus - action

A

extension of hip

64
Q

Gluteus maximus - innervation

A

Inferior gluteal nerve (L5, S1, S2)

65
Q

Gluteus minimus - proximal origin

A

Exterior of ilium

66
Q

Gluteus minimus - distal insertion

A

greater trochanter (anterior)

67
Q

Gluteus minimus - action

A
  • Abduction
  • Internal rotation

>of hip

68
Q

Gluteus minimus - innervation

A

Superior gluteal nerve (L4, L5, S1)

69
Q

Gluteus medius - proximal origin

A

Exterior ilium

70
Q

Gluteus medius - distal insertion

A

greater trochanter (lateral)

71
Q

Gluteus medius - action

A
  • Abduction
  • Internal rotation

>of hip

72
Q

Gluteus medius - innervation

A

Superior gluteal nerve (L4, L5, S1)

73
Q

Tensor fasciae latae - proximal origin

74
Q

Tensor fasciae latae - distal insertion

A

iliotibial tract

75
Q

Tensor fasciae latae - action

A
  • Abduction
  • Internal rotation

>of hip

76
Q

Tensor fasciae latae - innervation

A

Superior gluteal nerve (L4, L5)

77
Q

Piriformis - proximal origin

A

Greater sciatic notch

78
Q

Piriformis - distal insertion

A

greater trochanter

79
Q

Piriformis - action

A

External rotation

80
Q

Piriformis - innervation

A

(L5, S1, S2)

81
Q

Obturator Internus - proximal origin

A

Pelvic surface ilium/ischium

82
Q

Obturator Internus - distal insertion

A

greater trochanter

83
Q

Obturator Internus - action

A

External rotation

84
Q

Obturator Internus - innervation

A

(L5, S1, S2)

85
Q

Quadratus femoris - proximal origin

A

Ischial tuberosity

86
Q

Quadratus femoris - distal insertion

A

intertrochanteric crest

87
Q

Quadratus femoris - action

A

External rotation

88
Q

Quadratus femoris - innervation

A

(L4, L5, S1)

89
Q

Gemelli - proximal origin

A

Ischial spine/ tuberosity

90
Q

Gemelli - distal insertion

A

greater trochanter

91
Q

Gemelli - action

A

external rotation

92
Q

Gemelli - innervation

A

(L5, L5, S2)

AAA MSK anatomy (8 decks)

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