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MSK AM > Lower leg muscles > Flashcards

Lower leg muscles Flashcards

1
Q

What are the actions of the tibialis anterior?

A

Dorsifleion

Inversion

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2
Q

What is the blood supply of the tibialis anterior?

A

Anterior tibial artery

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3
Q

What is the innervation of the tibialis anterior?

A

Deep fibular nerve

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4
Q

What are the attachments of the tibialis anterior

A

Upper half and lateral condyle of tibia

Medial cuneiform and 1st metatarsal

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5
Q

What are the actions of the extensor digitorum longus?

A

Dorsiflexion

Extension of lateral 4 toes

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6
Q

What is the blood supply of the extensor digitorum longus?

A

Anterior tibial artery

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7
Q

What is th innervation of the extensor digitorum lnus?

A

Deep fibular nerve

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8
Q

What are the attachments of the extensor digitorum longus?

A

Anterior lateral condyle of tibia, anterior shaft of fibula and interosseous membrane
Phalanges of lateral 4 digits

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9
Q

What are the actions of the extensor hallucis longus?

A

DOsiflexion

Extension of hallux

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10
Q

What is the blood supply of the extensor hallucis longus?

A

Anterior tibial artery

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11
Q

What is the innervation of the extensor hallucis longus?

A

Deep fibular nerve

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12
Q

What are the attachments of the extensor hallucis longus?

A

Middle fibula and interosseous membrane

Distal phalanx of hallux

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13
Q

What are the actions of the fibularis longus?

A

Plantarflexion

Eversion

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14
Q

What is the blood supply of the fibularis longus?

A

Fibular artery

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15
Q

What is the innervation of the fibularis longus?

A

Peroneal nerve

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16
Q

What are the attachments of the fibularis longus?

A

Upper lateral fibula

1st metatarsal, medial cuneiform

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17
Q

What is the action of the fibularis brevis?

A

Eversion

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18
Q

What is the blood supply of the fibualris brevis?

A

Fibular artery

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19
Q

What is th innervation of the fibularis brevis?

A

Peroneal nerve

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20
Q

What ar the attachments of the fibualris brevis?

A

Lower lateral fibula

5th metatarsal

21
Q

What are the actions of the gastrocnemius?

A

Plantarflexion

Flexes knee

22
Q

What is the blood supply of the gastrocnemius?

A

Popliteal artery

23
Q

What is the innervation of the gastrocnemius?

A

Tibial

24
Q

What are the attachments of the gastrocnemius?

A

Lateral and medial condyle of femur

Achilles tendon

25
Q

What are the actions of the plantaris?

A

Plantarflexion

Flex knee

26
Q

What is the blood supply of the plantaris?

A

Popliteal

27
Q

WHAt is the innervation of the plantaris?

A

Tibial

28
Q

What are the attachments of the plantaris?

A

Lateral supracondyla ridge of femur

Achilles tendon

29
Q

What are the actions of the soleus?

A

Plantarflexion

Flexes knee

30
Q

What is the blood supply of the soleus?

A

Popliteal

31
Q

What is the innervation of the soleus?

A

Tibial

32
Q

What are the attachments of the soleus?

A

Fibula, medial border of tibia

Achilles tendon

33
Q

What is the action of the popliteus?

A

Unlocks knee

34
Q

What is the blood supply of the popliteus?

A

Poplteal artery

35
Q

What is the innervation of the popliteus?

A

Tibial nerve

36
Q

What are the attachments of the popliteus?

A

Lateral femoral epicondyle

Posterior tibia

37
Q

What ae the actions of the tibialis posterior?

A

Plantarflexion

Inversion

38
Q

What is the blood supply of the tibialis posterior?

A

Posterior tibial artery

39
Q

What is the innervation of the tibialis posterior?

A

Tibial nerve

40
Q

What are the attachments of the tibialis posterior?

A

Tibia and fibula

Navicular and medial cuneiform bone

41
Q

What is the action of the flexor digitorum longus?

A

Flexes lateral 4 toes

42
Q

What is the blood supply of the flexor digitorum longus?

A

Posterior tibial artery

43
Q

What is the innervation of th flexor digitorum longus?

A

Tibial nerve

44
Q

What are the attachments of the flexor digitorum longus?

A

Posterior surface of tibia

Distal phalanges of lateral 4 toes

45
Q

What is the action of the flexor hallucis longus?

A

Flexes hallux

46
Q

What is the blood supply of the flexor hallucis longus?

A

Perineal branch of posterior tibial artery

47
Q

What is the innervation of the flexor hallucis longus?

A

Tibial nerve

48
Q

What are the attachments of the flexor hallucis longus?

A

Posterior middle 1/3 of fibula

Base of phalanx of hallux

MSK AM (37 decks)

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