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Exam 4 > Muscles of anterior and lateral compartments of the leg > Flashcards

Muscles of anterior and lateral compartments of the leg Flashcards

0
Q

Insertion of tibialis anterior

A

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

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1
Q

Tibialis Anterior origin

A

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

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2
Q

innervation of Tibialis anterior

A

Deep fibular nerve (L4, L5)

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3
Q

Action of Tibialis Anterior

A

Dorsiflexes ankles
inverts foot
supports medial longitudinal arch of foot

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4
Q

Extensor Hallucis longus origin

A

Middle part of anterior surface of fibula and interosseous

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5
Q

Extensor hallucis longus insertion

A

Dorsal aspect of base of distal phalanx of great toe

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6
Q

Innervation of extensor hallucis longus

A

Deep fibular nerve (l5, S1)

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7
Q

Action of Extensor hallucis longus

A

extends great toe

dorsiflexes ankle

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8
Q

Extensor digitorum longus origin

A

Lateral condyle of tibia

superior 2/3 of anterior surface of fibula and interosseous membrane

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9
Q

Insertion of extensor digitorum longus

A

Middle and distal phalanges of lateral 4 digit

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10
Q

Innervation of extensor digitorum longus

A

Deep fibular nerve (l5,S1)

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11
Q

Action of Extensor Digitorum longus

A

Dorsiflex ankle

Extends lateral 4 digits

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12
Q

Fibularis tertius origin

A

Inferior 1/3 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

dorsiflex ankle

aids in eversion of foot

16
Q

Fibularis longus Origin

A

Head and superior 2/3 of lateral surface of fibula

17
Q

Insertion of Fibularis longus

A

Base of 1st metatarsal and medial cuneiform

18
Q

Innervation of Fibularis longus

A

superficial fibular nerve (L5, S1, S2)

19
Q

Action of fibularis longus

A

Evert foot
weakly plantarflex ankle
supports transverse arch of foot

20
Q

Fibularis brevis origin

A

Middle part of lateral surface of fibula

21
Q

insertion of fibularis breves

A

Dorsal surface of tuberosity of base of 5th metatarsal

22
Q

Innervation of Fibularis brevis

A

Superficial fibular nerve (l5,S1,S2)

23
Q

Action of Fibular brevis

A

Everts foot

weak plantarflex of ankle

Exam 4 (7 decks)

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