Muscles of anterior and lateral compartments Flashcards

0
Q

tibialis anterior (TA) insertion

A

medial and inferior surfaces of medial cuneiform and base of 1st metatarsal

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1
Q

tibialis anterior (TA) orgin

A

lateral condyle and superior 2/3 of lateral surface of tibia and interosseus membrane

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2
Q

tibialis anterior (TA) innervation

A

deep fibular nerve (L4, L5)

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3
Q

tibialis anterior (TA) action

A

dorsiflexes ankles, inverts foot, supports medial longitudinal arch of foot

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4
Q

extensor hallucis longus (EHL) orgin

A

middle part of anterior surface of fibula and interosseous membrane

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5
Q

extensor hallucis longus (EHL) insertion

A

dorsal aspect of base of distal phalanx of greater toe

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6
Q

extensor hallucis longus (EHL) innervation

A

deep fibular nerve (L5, S1)

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7
Q

extensor hallucis longus (EHL) action

A

extends great toe dorsiflexes ankle

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8
Q

Extensor Digitorum Longus (EDL) orgin

A

lateral condyle of tibia and superior 2/3 of anterior surface of fibula and interosseous membrane

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9
Q

Extensor Digitorum Longus (EDL) insertion

A

middle and distal phalanges of lateral four digits

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10
Q

Extensor Digitorum Longus (EDL) innervation

A

deep fibular nerve (L5, S1)

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11
Q

Extensor Digitorum Longus (EDL) action

A

extends lateral four digits and dorsiflexes ankle

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12
Q

fibularis tertius orgin

A

inferior third of anterior surface of fibula and interosseous membrane

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13
Q

fibularis tertius insertion

A

dorsum of base of 5th metatarsal

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14
Q

fibularis tertius innervation

A

deep fibular nerve (L5, S1)

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15
Q

fibularis tertius action

A

dorsiflexes ankle , aids in eversion of foot

16
Q

fibularis longus (FL) orgin

A

head and superior two thirds of lateral surface of fibula

17
Q

fibularis longus (FL) insertion

A

base of 1st metatarsal and medial cuneiform

18
Q

fibularis longus (FL) innervation

A

superficial fibular nerve (L5, S1, S2)

19
Q

fibularis longus (FL) Action

A

Evert foot, weakly plantarflex ankle supports transverse arch of foot

20
Q

fibularis Brevis (FB) orgin

A

Middle part of lateral surface of fibula

21
Q

fibularis Brevis (FB) insertion

A

dorsal surface of tuberosity of base of 5th metatarsal

22
Q

fibularis Brevis (FB) innervation

A

superficial fibular nerve (L5, S1, S2)

23
Q

fibularis Brevis (FB) action

A

Evert foot, weakly plantarflex ankle supports transverse arch of foot