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Foot action & movement terminology > The anterior compartment of the leg > Flashcards

The anterior compartment of the leg Flashcards

1
Q

Tibialis anterior

A

O: Lateral, superior ½ of the tibia, interosseous membrane

I: Base of the 1st MT, 1st (medial) cuneiform (plantar surface)

Action: dorsiflexion, eversion

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2
Q

Extensor hallucis longus

A

O: anterior middle fibula and interosseous membrane

I: base of the distal phalanx of the 1st toe (dorsal surface)

Action: extension of MTP, IP of 1st digit,
assists in dorsiflexion, inversion

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3
Q

Extensor digitorum longus

A

O: proximal ¾ of the anterior fibula, interosseous membrane

I: middle and distal phalanges of lateral 4 toes (dorsal surface)

Action: dorsiflexion, eversion, extension of MTPs - 2nd - 5th digits

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4
Q

Peroneus tertius

A

O: anterior distal fibula

I: base of the 5th MT (dorsal surface)

Action: dorsiflexion, eversion (both weak)

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5
Q

note the tendons: from medial to lateral, you will palpate

A

Tibialis Anterior, EHL, EDL

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6
Q

Peroneus (fibularis) longus

A

O: lateral proximal 2/3rds of fibula

I: base of the 1st MT, 1st (medial) cuneiform (plantar surface)

Action: plantar flexion, eversion

comes BEHIND lateral Malleolus

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7
Q

Peroneus (fibularis) brevis

A

O: lateral distal 2/3rds of fibula

I: tuberosity of the 5th MT

Action: plantar flexion, eversion

comes BEHIND lateral Malleolus

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8
Q

Gastrocnemius

A

O: 2 heads attaching to the medial and lateral femoral condyles

I: calcaneus

Action: plantar flexion, weak knee flexion

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9
Q

Soleus

A

O: proximal posterior fibula, soleal line (tibia), medial middle 1/3rd border of tibia

I: calcaneus

Action: plantar flexion

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10
Q

Plantaris

A

O: distal lateral supracondylar ridge of the femur

I: calcaneus

Action: plantar flexion, knee flexion (weak)

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11
Q

Tibialis posterior

A

O: posterior tibia, interosseous membrane, fibula

I: navicular tuberosity and surrounding bones

Action: plantar flexion and inversion

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12
Q

Flexor hallucis longus

A

O: lower 2/3rds of posterior fibula, interosseous membrane

I: plantar surface of 1st distal phalanx

Action: plantar flexion

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13
Q

Flexor digitorum longus

A

O: posterior middle tibia

I: plantar surface of distal phalanges of lateral 4 toes

Action: plantar flexion, PIP/DIP, MTP flexion of 2nd – 5th digits

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Foot action & movement terminology (6 decks)

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