Posterior Leg Muscles: Superficial & Deep Flashcards by Allen Daniel | Brainscape

Q

Gastronemius (superficial)

Origin

Insertion

Action

A

Origin:

Lat./med. femoral condyles

Insertion:

Tendocalcaneus (Achilles’ tendon)

Action:

Plantarflexion
Knee flexion (due to origin)

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Q

Soleus (superficial)

Origin

Insertion

Action

A

Origin:

Tibia and fibula

Insertion:

Tendocalcaneus

Action:

Plantarflexion

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Q

Plantaris (superficial)

Origin

Insertion

Action

A

Origin:

Lat. femoral epicondyle

Insertion:

Medial to tendocalcaneus

Action:

Plantarflexion

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Q

Tibialis Posterior (deep)

Origin

Insertion

Action

A

Origin:

IO membrane

Insertion:

Med. foot, especially navicular tuberosity

Action:

Plantarflexion
Inversion

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Q

Flexor Digitorum Longus (deep)

Origin

Insertion

Action

A

Origin:

Tibia

Insertion:

Plantar surface;
base of distal phalanges of digits 2-5

Action:

Plantarflexion

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Q

Flexor Hallucis Longus (deep)

Origin

Insertion

Action

A

Origin:

Fibula

Insertion:

Plantar surface;
base of distal phalanx of hallux

Action:

Plantarflexion

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Q

Posterior Leg Muscles

Innervation

A

Tibial Nerve

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Q

Posterior Leg Muscles

Blood supply

A

Posterior Tibial Artery

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