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CADE Block 2 > Lower Limb Muscles > Flashcards

Lower Limb Muscles Flashcards

1
Q
A

Pectineus

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2
Q

Attachments of pectineus

A

Prox: Pecten pubis and superior ramus of pubis

Dist: Pectineal line of the femus

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3
Q

Action, supply, innervation of pectineus

A

Action: Adducts and flexes thigh

Innervation: Femoral nerve and obturator nerve

Supply: Medial circumflex femoral artery

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4
Q
A

Iliopsoas

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5
Q

Iliopsoas attachments

A

Prox: Iliac fossa (iliacus) and vertevrae T12-L5 (psoas major)

Dist: Lesser trochanter of femur

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6
Q

Action, innervation, supply of iliopsoas

A

Action: Flexes thigh

Innervation: Femoral Nerve

Supply: Lumbar arteries (psoas) and ,edial coircumflex femoral artery (iliacus)

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7
Q
A

Sartorius

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8
Q

Sartorius Attachments

A

Prox: Anterior superior iliac spine

Dist: Medial surface of proximal tibia

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9
Q

Action, innervation, and supply of sartorius

A

Action: Flexes and laterally rotates thigh, flexes and medially rotates leg

Innervation: Femoral nerve

Supply: Lateral circumflex femoral artery

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10
Q
A

Tensor Fascia Lata

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11
Q

TFL Attachments

A

Prox: Anterior superior iliac spine

Dist: Iliotibial tract

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12
Q

Action, innervation, supply of TFL

A

Action: Abducts, medially rotates, and flexes thigh

Innervation: Superior gluteal nerve

Supply: Superior and inferior gluteal artery

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13
Q
A

Rectus femoris

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14
Q

Rectus femoris attachments

A

Prox: Anterior inferior iliac spine

Dist: Tibial tuberosity

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15
Q

Action, innervation, supply of rectus femoris

A

Action: Flexes thigh and extends leg

Innervation: Femoral nerve

Supply: Lateral circumflex femoral artery

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16
Q
A

Vastus medialis

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17
Q

Vastus medialis attachments

A

Prox: lateral linea aspera and greater trochanter

Dist: Tibial tuberosity

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18
Q

Action, innervation, and supply for Vastus medialis, vastus lateralis, and vastus intermedius

A

Action: Extends leg

Innervation: femoral nerve

Supply: Lateral circumflex femoral artery

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19
Q
A

Vastus lateralis

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20
Q

Vastus lateralis attachments

A

Prox: Medial linea aspera and intertochanteric line

Dist: Tibial tuberosity

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21
Q
A

Vastus intermedius

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22
Q

Vastus intermedius attachments

A

prox: Anterior and lateral surfaces of femur
dist: Tibial tuberosity

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23
Q
A

Gracilis

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24
Q

Gracilis attachments

A

Prox: Body of pubis and inferior pubic ramus

Dist: Superior medial surface of tibia

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25
Q

Action, innervation, and supply for Gracilis

A

Action: Adducts thigh, flexes and internally rotates leg

Innervation: Obturator n.

Supply: Obturator artery

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26
Q
A

Pectineus

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27
Q

Pectineus attachments

A

prox: superior pubic ramus
dist: pectineal line

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28
Q

action, innervation, supply Pectineus

A

action: adducts thigh
innervation: obturartor amnd femoral n
supply: medial circumflex femoral artery

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29
Q
A

Adductor longus

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30
Q

Adductor longus attachments

A

prox: Body of pubis inferior to pubic crest
dist: middle third of linea aspera

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31
Q

Action, innervation, supply Adductor longus

A

action: adducts thigh
innervation: obturator n
supply: obturatory and deep femoral a

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32
Q
A

Adductor brevis

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33
Q

Adductor brevis attachments

A

prox: body of pubis and inferior pubic ramus
dist: pectineal line and proximal part of linea aspera

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34
Q

action, innervation, supply Adductor brevis

A

a: Adducts thigh

I:Obturator n

S: Obturator and deeo femoral a

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35
Q
A

Adductor Magnus

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36
Q

Adductor Magnus attachments

A

prox: ischiopubic ramus and ischial tuberosity

Dist: Linea aspera and adductor tubercle of femur

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37
Q

Adductor Magnus action, innervation, supply

A

action: adducts and extends thigh
innervation: obturator and tibial division of sciatic n
supply: obturator and deep femoral artery

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38
Q
A

Obturator externus

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39
Q

Obturator externus attachments

A

prox: obturator foramen and obturator membrane
dist: trochanteric fossa of femur

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40
Q

action, innervation, supply of Obturator externus

A

action: laterally rotates thigh
innervation: obturator n
supply: obturator a

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41
Q
A

Gluteus maximus

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42
Q

Gluteus maximus attachments

A

prox: illium, sacrum and coccyx, sacrotuberous ligament
dist: iliotibial tract and gluteal tuberosity

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43
Q

Gluteus maximus action, innervation, supply

A

action: extends and laterally rotates thigh
innervation: inferior gluteal n
supply: superior and inferior gluteal a

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44
Q
A

Gluteus medius

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45
Q

Gluteus medius attachments

A

prox: ilium bw anterior and posterior gluteal lines
dist: lateral surface of greater trochanter

46
Q

Gluteus medius action, innervation, supply

A

action: Abducts and medially rotates thigh
innervation: superior gluteal nerve

Supply: superior gluteal a

47
Q
A

Gluteus minimus

48
Q

Gluteus minimus attachments

A

prox: lateral surface of ilium
dist: lateral surface of greater trochanter

49
Q

Gluteus minimus actions, innervation, supply

A

action: Abducts and medially rotates thigh
innervation: superior gluteal nerve
supply: superior gluteal artery

50
Q
A

Piriformis

51
Q

Piriformis attachments

A

prox: anterior surface of sacrum
dist: greater trochanter

52
Q

Piriformis action, innervation, supply

A

action: laterally rotates thigh
innervation: anterior rami of S1 and S2
supply: Superior and inferior gluteal a, internal pudendal a

53
Q
A

Obturator internus

54
Q

Obturator internus attachments

A

prox: obturator foramen
dist: greater trochanter

55
Q

Obturator internus action, innervation, supply

A

action: laterally rotates thigh
innervation: nerve to obturator internus
supply: obturator a

56
Q
A

superior gemellus

57
Q

superior gemellus attachments

A

prox: ischial spine
dist: greater trochanter and obturator internus tendon

58
Q

superior gemellus action, innervation, supply

A

action: laterally rotates this
innervation: nerve to obturator internus
supply: inferior gluteal a

59
Q
A

inferior gemellus

60
Q

inferior gemellus attachments

A

prox: ischial tuberosity
dist: greater trochanter and obturator internus tendon

61
Q

inferior gemellus action, innervation, supply

A

action: laterally rotates thigh
innervation: nerve to quadratus femoris
supply: inferior gluteal artery

62
Q
A

Quadratus femoris

63
Q

Quadratus femoris attachment

A

prox: ischial tuberosity
dist: quadrate tubercle

64
Q

Quadratus femoris action, innervation, supply

A

action: laterally rotates thigh
innervation: nerve to quadratus femoris
supply: inferior gluteal a

65
Q
A

Biceps femoris

66
Q

Biceps femoris attachments

A

prox: ischial tuberosity (long) and linea aspera (short)
dist: head of fibula

67
Q

Biceps femoris actions, innervation, supply

A

action: long head extends thigh, both flex leg
innervation: Long- tibial division of sciatic, short- fibula division of sciatic
supply: deep femoral a

68
Q
A

semitendinosus

69
Q

semitendinosus attachments

A

prox: ischial tuberosity
dist: medial superior tibia

70
Q

semitendinosus actions, inn, supply

A

action: extends thigh, flexes and medially rotates leg
innervtaion: tibial division of sciatic nerve
supply: deep femoral a

71
Q
A

semimembranosus

72
Q

semimembranosus attachments

A

prox: ischial tuberosity
dist: posterior medial epicondyle of tibia

73
Q

semimembranosus, a i s

A

action: extends thigh, medially rotates and flexes leg
innervation: tibial division of sciatic nerve
supply: deep femoral a

74
Q
A

popliteus

75
Q

popliteus attachments

A

prox: lateral condyle of femur
dist: posterior surface of tibia

76
Q

popliteus, a i s

A

action: unlocks extended knee, weak leg flexor
innervation: tibial n
supply: popliteal a

77
Q
A

Gastrocnemius

78
Q

Gastrocnemius attachments

A

prox: superior to lateral and medial femoral condyles
distal: Posterior surface of calcaneus

79
Q

Gastrocnemius action, innervation, supply

A

action: plantarflex foot and flex knee
innervation: Tibial nerve
supply: sural and posterior tibial arteries

80
Q
A

Plantaris

81
Q

Plantaris attachments

A

prox: lateral supracondylar line of femur
dist: Posterior surface of calcaneus

82
Q

Plantaris a, i , s

A

action: plantarflex foot and flex knee
innervation: tibial nerve
supply: Popliteal artery

83
Q
A

Soleus

84
Q

Soleus attachments

A

prox: soleal line of tibia and head of fibula
dist: posterior calcaneus

85
Q

Soleus a, i, s

A

action: plantarflex foot
innervation: Tibial nerve
supply: Posterior tibial a

86
Q
A

tibialis posterior

87
Q

tibialis posterior attachments

A

prox: tibia, fibula, introsseous membrane
dist: Navicular, cuneiform, cuboid, and bases of metatarsals 2–4

88
Q

tibialis posterior a, i, s

A

action: inverts and plantarflexes foot
innervation: tibial n
supply: fibular and posterior tibial a

89
Q
A

flexor digitorum longus

90
Q

flexor digitorum longus attachments

A

prox: posterior surface of tibia, below soleal line
dist: base of distal phalanges of lateral 4 toes

91
Q

flexor digitorum longus a, i, s

A

action: flexes toes 2-5, plantarflexes foot
innervation: tibial nerve
supply: posterior tibial artery

92
Q
A

flexor hallucis longus

93
Q

flexor hallucis longus attachments

A

prox: fibula and interosseous membrane
dist: base of distal phalanx of big toe

94
Q

flexor hallucis longus a, i,s

A

action: flexes big toes and plantarflexes foot
innervation: tibial nerve
supply: fibular and posterior tibial a

95
Q
A

fibularis longus

96
Q

fibularis longus attachments

A

prox: head and lateral surface of fibula
dist: base of first metatarsal and medial cuneiform

97
Q

fibularis longus a, i, s

A

action: evert and pklantarflex foot
innervation: superficial fibular n
supply: fibular a

98
Q
A

fibularis brevis

99
Q

fibularis brevis attachment

A

prox: lateral surface of fibula
dist: tuberosity of fifth metatarsal

100
Q

fibularis brevis a,i ,s

A

action: evert and plantarflex foot
innervation: superficial fibular n
supply: fibular a

101
Q
A

tibialis anterior

102
Q

tibialis anterior attachments

A

prox: lateral condyle and lateral surface of tibia
dist: first metatarsal and medial cuneiform

103
Q

tibialis anterior a, i, s

A

action: dorsiflex and invert foot
innervation: deep fibular n
supply: anterior tibial a

104
Q
A

extensor hallucis longus

105
Q

extensor hallucis longus attachments

A

prox: anterior surface of fibula and interosseous membrane
dist: distal phalanx of big toe

106
Q

extensor hallucis longus a, i, s

A

action: extend big toe amnd dorsiflex foot
innervation: deep fibular n
supply: anterior tibial a

107
Q
A

extensor digitorum longus

108
Q

extensor digitorum longus attachments

A

prox: lateral condyle of tibia and interrosseous membrane
dist: extensor expansion of lateral four toes

109
Q

extensor digitorum longus a, i, s

A

action: extends lateral four digits and dorsiflex foot
innervation: deep fibular n
supply: anterior tibial a

110
Q
A

fibularis tertius

111
Q

fibularis tertius attachments

A

prox: anterior surface of fibula and interroseous membrane
dist: base of fifth metatarsal

112
Q

fibularis tertius a, i, s

A

action: dorsiflex and evert foot
innervation: deep fibular n
supply: anterior tibial a

CADE Block 2 (5 decks)

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