OIN Leg (Anterior, Lateral and Posterior) Flashcards by Liz Pennington | Brainscape

Q

Gastrocmemius

Origin

A

Medial: medial femoral condyle

lateral: lateral femoral condyle

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Q

Gastrocmemius

Insertion

A

calcaneus via tendon calcaneus (Achilles Tendon)

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Q

Gastrocnemius

Function

A

Plantar Flexion

Knee Flexion

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Q

Soleus

Origin

A

Solea line of Tibia

Head of Fibula

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Q

Soleus

Insertion

A

calcaneous via tendon cacaneus (Achilles Tendon)

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Q

Soleus

Function

A

Plantarflexion

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Q

Plantaris

Attachments

A

lateral supracondylar lone of femur

calcaneus via calcaneal tendon

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Q

Plantaris

Function

A

Mostly proprioceptive

Some knee and plantar flexion

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Q

Popliteus

Attachments

A

lateral femoral condyly and lateral meniscus

posterior tibia above soleal line

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Q

Popliteus

Function

A

unlocks extended leg by laterally rotating femur on stationary tibia

week flexer of knee

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Q

Flexor Hallucis Longus

Attachments

A

inferior 2/3 of posterior tibia

base of distal phalanx of great toe

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Q

Felxor Hallucis Longus

Function

A

flexes great toe

plantarflexion at ankle

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Q

Flexor Digitorum Longus

Attachments

A

Posterior Tibia below soleal line

Distal Phalanx of lateral four digits

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Q

Flexor Digitorum Longus

Function

A

flexes lateral four digits

plantarflex at ankle

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Q

Tibialis Posterior

Attachments

A

Interosseus membrane

Posterior tibia below soleal line

Posteromedial fibula

to

Navicular Tuberosity

Cuneiforms

2-4 Metatarsals

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Q

Tibialis Posterior

Functions

A

Inversion

Plantar Flexion

Q

Tibialis Anterior

Attachments

A

Lateral tibia condyle and superolateral 1/2 of tibia

medial first cuneiform and first metatarsal base

Q

Tibialis Anterior

Functions

A

Dorsiflexion

Inversion

Q

Extensor Digitorum Longus

Attachment

A

lateral tibial condyle

anterior fibular surface

interosseus membrane

to

each of the four tendons of an extensor expansion

two lateral slips (distal phalanx)

one central slip (middle phalanx)

Q

Extensor Digitorum Longus

Functions

A

Extends lateral four digits

Dorsiflexion

Q

Fibularis Tertius

Attachments

A

Anteroinferior fibular surface

Dorsum of fifth metatarsal base

Q

Fibularis Tertius

Functions

A

Dorsiflexion

Eversion

Q

Extensor Hallucis Longus

Attachments

A

Anteromedial fibular surface

Interosseus membrane

Base of distal phalanx of Hallux

Q

Extensor Hallucis Longus

functions

A

Extend Hallux

Dorsiflex ankle

Q

Anterior-Medial Compartment

Artery and Nerve

Common function

A

Anterior Tibial Artery

Deep Fibular Nerve

Dorsiflex foot, invert foot

Q

Fibularis Longus

Attachments

A

head of fibula

across the sole of foot to first metatarsal and medial cuneiform

Q

Fibularis Longus

Functions

A

Eversion

Plantar Flexion

Q

Fibularis Brevis

A

inferolateral tibia

5th metatarsal tuberosity

Q

Fibularis Brevis

Functions

A

Eversion

Plantarflexion

Q

Lateral Compartment

Artery and Nerve

Main function

A

superficial fibular nerve

fibular artery (perforating branches)

Evert foot

Q

Posterior Compartment

Artery and Nerve

Common Function

A

Tibial N

Posterior Tibial A (runs with fibular A)

Plantarflex foot, Invert foot