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anatomy y1 > lower limb muscles > Flashcards

lower limb muscles Flashcards

1
Q

what is the action of the adduction longus

A

hip adduction

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2
Q

which nerve supplies the adductor longus

A

obturator

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3
Q

what is the action of adductor brevis

A

hip adduction

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4
Q

which nerve supplies the adductor brevis

A

obturator

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5
Q

what is the action of adductor magnus

A

hip adduction and extension

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6
Q

which nerve supplies the adductor magnus

A

adductor portion - obturator
hamstring portion - tibial portion of sciatic nerve

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7
Q

what is the action of the gracilis

A

hip adduction
knee flexion

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8
Q

which nerve supplies the gracilis

A

obturator

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9
Q

what is the action of the pectineus

A

hip adduction

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10
Q

which nerve supplies the pectineus

A

femoral

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11
Q

what are the actions of the psoas

A

hip flexion
trunk flexion

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12
Q

which nerve supplies the psoas

A

branch of lumbar plexus

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13
Q

what is the action of the iliacus

A

hip flexion

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14
Q

which nerve supplies the iliacus

A

femoral

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15
Q

which nerve supplies the tensor facia latae

A

superior gluteal

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16
Q

what is the action of the tensor fascia latae

A

knee extnsion
- braces the knee when weight bearing

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17
Q

what are the actions of the sartorius

A

hip flexion and lateral rotation
knee flexion

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18
Q

which nerve supplies the sartorius

A

femoral

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19
Q

what are the actions of the rectus femoris

A

knee extension
hip flexion

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20
Q

which nerve supplies the rectus femoris

A

femoral

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21
Q

what are the actions of the vastus lateralis

A

knee extension

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22
Q

which nerve supplies the vastus lateralis

A

femoral

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23
Q

what is the action of the vastus intermedius

A

knee extension

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24
Q

which nerve supplies the vastus intermedius

A

femoral

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24
Q

which nerve supplies the vastus intermedius

A

femoral

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25
Q

what is the action of vastus medialis

A

knee extension

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26
Q

which nerve supplies vastus medialis

A

femoral

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27
Q

what are the actions of the biceps femoris

A

hip extension
knee flexion
laterally rotates leg of unplanted limb

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28
Q

which nerves supply the biceps femoris

A

tibial portion of sciatic nerve - long head
common peroneal portion of sciatic nerve - short head

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29
Q

what are the actions of the semimembranosus

A

hip extension
knee flexion
medially rotates leg of unplanted limb

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30
Q

which nerve supplies the semimembranosus

A

tibial portion of sciatic nerve

31
Q

what are the actions of the semitendonosus

A

hip extension
knee flexion
medially rotates leg of unplanted limb

32
Q

which nerve supplies the semitendonosus

A

tibial portion of sciatic nerve

33
Q

what is the action of the gluteus maximus

A

hip extension

34
Q

which nerve supplies the gluteus maximus

A

inferior gluteal nerve

35
Q

what are the actions of the gluteus medius

A

hip abduction and stabilisation of the pelvis when this is weight bearing
hip medial rotation

36
Q

which nerve supplies the gluteus medius

A

superior gluteal nerve

37
Q

what are the actions of the gluteus minimus

A

hip abduction and stabilisation of the pelvis when the limb is weight bearing
hip medial rotation

38
Q

which nerve supplies the gluteus minimus

A

superior gluteal nerve

39
Q

what are the actions of the piriformis

A

hip lateral rotation

40
Q

which nerve supplies the piriformis

A

sacral plexus

41
Q

what are the actions of the obturator internus

A

hip lateral rotation

42
Q

which nerve supplies the obturator internus

A

nerve to obturator internus

43
Q

what is the action of the superior and inferior gemelli

A

hip lateral rotation

44
Q

which nerve supplies the superior and inferior gemelli

A

superior - nerve to obturator internus
inferior - nerve to quadratus femoris

45
Q

what is the action of obturator externus

A

hip lateral rotation

46
Q

which nerve supplies obturator externus

A

obturator externus

47
Q

what is the action of quadratus femoris

A

hip lateral rotation

48
Q

which nerve supplies the quadratus femoris

A

nerve to quadratus femoris

49
Q

what are the ankles of tibialis anterior

A

ankle dorsiflexion
ankle inversion
supports medial longitudinal arch of foot

50
Q

which nerve supplies the tibialis anterior

A

deep peroneal

51
Q

what are the actions of of extensor digitorum longus

A

ankle dorsiflexion
extension of lateral 4 digits

52
Q

which nerve supplies extensor digitorum longus

A

deep peroneal

53
Q

what are the actions of extensor hallicus longus

A

ankle dorsiflexion
extension of great toe

54
Q

which nerve supplies extensor hallicus longus

A

deep peroneal nerve

55
Q

what are the actions of the peroneus tertius

A

weak ankle dorsiflexion
weak ankle eversion

56
Q

which nerve supplies the peroneus tertius

A

deep peroneal

57
Q

what are the actions of peroneus brevis

A

ankle plantar flexion
ankle eversion

58
Q

which nerve supplies peroneus brevis

A

superficial peroneal

59
Q

what are the actions of the peroneus longus

A

ankle plantar flexion
ankle eversion

60
Q

which nerve supplies the peroneus longus

A

superficial peroneal

61
Q

what are the actions of extensor digitorum brevis

A

weak extension of lateral 4 digits

62
Q

which nerve supplies extensor digitorum brevis

A

deep peroneal

63
Q

what is the action of extensor hallucis brevis

A

weak extension of great toe

64
Q

which nerve supplies extensor hallucis longus

A

deep peroneal

65
Q

what are the actions of the gastrocnemius

A

powerful ankle flexion
knee flexion

66
Q

which nerve supplies the gastrocnemius

A

tibial

67
Q

what is the action of soleus

A

powerful ankle plantarflexion

68
Q

which nerve supplies the soleus

A

tibial

69
Q

what are the actions of plantaris

A

weak knee flexion
weak ankle plantar flexion

70
Q

which nerve supplies plantaris

A

tibial

71
Q

what is the action of popliteus

A

pulls lateral meniscus posteriorly in unlocking of the knee

72
Q

which nerve supplies popliteus

A

tibial

73
Q

what are the actions of flexor digitorum longus

A

ankle plantar flexion
flexion of lateral 4 digits

74
Q

which nerve supplies the flexor digitorum longus

A

tibial

75
Q

what are the actions of tibialis posterior

A

ankle plantarflexion
ankle inversion
supports medial longitudinal arch of foot

76
Q

which nerve supplies tibialis posterior

A

tibial

anatomy y1 (4 decks)

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