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Musculoskeletal Anatomy > LE OIAN part 2 > Flashcards

LE OIAN part 2 Flashcards

1
Q

fibularis (peroneus) longus origin

A

Head of fibula

upper lateral surface of fibula

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2
Q

fibularis (peroneus) longus insertion

A

base of 1st metatarsal

1st cuneiform

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3
Q

fibularis (peroneus) longus action

A

eversion and plantarflexion

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4
Q

fibularis (peroneus) longus innervation

A

superficial fibular (peroneal)

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5
Q

fibularis (peroneus) brevis origin

A

lower lateral surface of fibula

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6
Q

Fibularis (peroneus) brevis insertion

A

tuberosity on base of 5th metatarsal

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7
Q

fibularis (peroneus) brevis action

A

eversion

plantar flexion

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8
Q

fibularis (peroneus) brevis innervation

A

superficial fibular (peroneal)

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9
Q

gastrocnemius origin

A
  1. medial head: posterior medial condyle of femur

lateral head: posterior lateral condyle of femur

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10
Q

gastrocnemius insertion

A

calcaneal tuberosity via achilles’ tendon

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11
Q

gastrocnemius action

A

plantar flexion

knee flexion

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12
Q

gastrocnemius innervation

A

Tibial

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13
Q

soleus origin

A

soleal line of tibia
posterior upper fibula
interosseous membrane

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14
Q

soleus insertion

A

calcaneal tuberosity via achilles tendon

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15
Q

soleus action

A

plantarflexion

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16
Q

soleus innervation

A

tibial

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17
Q

plantaris origin

A

lateral supracondylar line of femur

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18
Q

plantaris insertion

A

calcaneal tuberosity on medial side of achilles tendon

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19
Q

plantaris innervation

A

tibial

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20
Q

popliteus origin

A

lateral surface of lateral femoral condyle

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21
Q

popliteus insertion

A

soleal (popliteal) line of tibia

22
Q

popliteus action

A

unocks knee - “screw home mechanism”

23
Q

popliteus innervation

24
Q

tibialis posterior origin

A

upper half of posterior tibia, fibula, and interosseous membrane

25
Q

tibialis posterior insertion

A

navicular tuberosity

most of the mid foot: cuneiforms, cuboid and base of metatarsals 2-4 (plantar surfaces)

26
Q

tibialis posterior action

A

inversion and plantarflexion

27
Q

tibialis posterior innervation

28
Q

flexor digitorum longus origin

A

middle of posterior surface of tibia inferior to soleal line

29
Q

flexor digitorum longus insertion

A

bases of distal phalanges, digits 2-5 (plantar surface)

30
Q

flexor digitorum longus action

A

flexion of digits 2-5 plantarflexion inversion

31
Q

flexor digitorum longus innervation

32
Q

flexor hallucis longus origin

A

posterior / inferior fibula and interosseous membrane

33
Q

flexor hallucis longus insertion

A

base of distal phalanx of hallux (plantar surface)

34
Q

flexor hallucis longus action

A

flexion of hallux
planter flexion
inversion

35
Q

flexor hallucis longus innervation

36
Q

Tibialis anterior origin

A

upper 2/3 of tibia (lateral surface)

37
Q

tibialis anterior insertion

A

Base of 1st metatarsal and 1st cuneiform (medial / plantar surfaces)

38
Q

tibialis anterior action

A

dorsiflexion and inversion

39
Q

tibialis anterior innervation

A

deep fibular (peroneal)

40
Q

Extensor hallucis longus origin

A

medial aspect of the fibula and interosseous membrane

41
Q

extensor hallucis longus insertion

A

base of distal phalanx of hallux (dorsal surface)

42
Q

extensor hallucis longus action

A

extension of distal hallux
dorsiflexion
inversion

43
Q

extensor hallucis longus innervation

A

deep fibular (peroneal)

44
Q

extensor digitorum longus origin

A

most of anterior surface of fibula and interosseous membrane

lateral condyle of tibia

45
Q

extensor digitorum longus insertion

A

bases of the middle and distal phalanges of digits 2-5 (dorsal surfaces)

46
Q

extensor digitorum longus action

A

extension of digits 2-5 dorsiflexion eversion

47
Q

extensor digitorum longus innervation

A

deep fibular (peroneal)

48
Q

fibularis (peroneuss) tertius origin

A

distal anterior fibula

49
Q

fibularis (peroneus) tertius insertion

A

dorsum of the base of the 5th metatarsal

50
Q

fibularis (peroneus) tertius action

A

dorsiflexion and eversion (weak)

51
Q

fibularis (peroneus) tertius innervation

A

deep fibular (peroneal)

Musculoskeletal Anatomy (7 decks)

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