Lat/Ant Leg and Dorsum of Foot Flashcards

1
Q

Tibialis Anterior Action

A

Ankle DF

Assists in inversion

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2
Q

Tibialis Anterior PI

A

Fibular (Deep Peroneal) N.

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3
Q

Tibialis Anterior SI

A

L4, 5, S1

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4
Q

Extensor Digitorum Longus Action

A

Extend MTP joints

Assists in extension of IP 2-5, DF, and EV

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5
Q

Extensor Digitorum Longus PI

A

Fibular (Deep Peroneal) N.

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6
Q

Extensor Digitorum Longus SI

A

L4, 5, S1

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7
Q

Fibularis (Peroneus) Tertius Action

A

Ankle DF

Foot eversion

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8
Q

Fibularis (Peroneus) Tertius PI

A

Fibular (Deep Peroneal) N.

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9
Q

Fibularis (Peroneus) Tertius SI

A

L4, 5, S1

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10
Q

EHB Action

A

Great toe MTP Extension

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11
Q

EHB PI

A

Fibular (Deep Peroneal) N.

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12
Q

EHB SI

A

L4, 5, S1

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13
Q

Tibialis Anterior Origin

A

Lateral condyle of tibia
Proximal 3/4 of anterior surface of body of fibula
Proximal part of interosseous membrane
Adjacent intermuscular septa and deep fascia

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14
Q

Tibialis Anterior Insertion

A

By 4 tendons to the 2-5th digits
Each tendon forms and expansion on the dorsal surface of the toe and divides into an intermediate slip
Attached to base of middle phalanx and into 2 lateral slips attached to bases of distal phalnx

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15
Q

Fibularis (Peroneous) Tertius Orgin

A

Distal 1/3 of anterior surface of fibula

Interosseous membrane and adjacent intermuscular septa

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16
Q

Fibularis (Peroneous) Tertius Insertion

A

Dorsal surface, base of 5th metatarsal

17
Q

EHB Origin

A

Distal part of superior and lateral surfaces of calcaneus
Lateral talocalcaneal ligament
Apex of inferior extensor retinaculum

18
Q

EHB Insertion

A

Dorsal surface of base of proximal phalanx of great toe