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From Flashcardlet > Leg/Ankle Muscles > Flashcards

Leg/Ankle Muscles Flashcards

1
Q

Anterior Compartment Components

A 
Anterior Tibialis
Extensor hallucis longus
Extensor digitorum longus
Peroneus tertius
Deep peroneal nerve
anterior tibial artery and vein
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2
Q

Tibialis Anterior

A

PA: lat. tib. condyle, prox 2/3 lat tib, adj IOM
DA: Medial cuneiform, 1st MT base
Inn: Deep Peroneal (L4-5)
Act: dorsiflexion, inversion

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3
Q

Extensor Hallucis Longus

A

PA: Middle 1/2 of med. fib, adj. IOM
DA: Dorsal base 1st distal phalanx
Inn: Deep Peroneal (L5)
Act: Extend hallux, dorsiflexion

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4
Q

Extensor Digitorum Longus

A

PA: Lat. tib condyle, Prox 3/4 of med fib, adj IOM
DA: Distal Phalanges 2-4
Inn: Deep peroneal (L5-S1)
Act: Extend phalanges 2-4, dorsiflexion

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5
Q

Peroneus Tertius

A

PA: Med. fib at distal 1/3, adj IOM
DA: Base of 5th MT, medial dorsal surface
Inn: Deep Peroneal (L5-S1)
Act: Dorsiflexion, Eversion

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6
Q

Posterior Compartment Components

A

Superficial - gastroc, soleus, plantaris
Deep - poplieus, post tib, FDL, FHL
Tibial Nerve & Post Tib art and vein -> through tarsal tunnel

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7
Q

Gastrocnemius

A

PA: MH - Post med fem condyle lat to add. tub, adj pop surface. LH - lat Lat fem condyle, adj supracondylar line
DA: Middle post Calc
Inn: tibial N S1-S2
Act: plantarflexion, knee flex, controls ant tib translation

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8
Q

Soleus

A

PA: post fib head, prox 1/4 soleal line, mid 1/3 med tib.
DA: Middle Pos Calc
Inn: Tibial N S1-S2
Act: plantarflexion

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9
Q

Plantaris

A

PA: dist lat supracondylar line, oblique popliteal lig
DA: med calc tendon, post calc
Inn: Tibial S1-S2
Act: weak plantarflexion

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10
Q

Tibialis Posterior

A

PA: IOM, lat post tib, prox 2/3 med fib, adj IMS and deep fascia
DA: Nav tub, plantar surface of med cuneiform, sustentaculum tali, plantat surface of inter cune and 2-4 MT bases
Inn: tibial L4-L5
Act: inversion, plantarflexion

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11
Q

Flexor Digitorum Longus

A

PA: Med post tibia int to soleal line, fascia cover tib post.
DA: plantar distal phalanges 2-4
Inn: Tibial N S1-S3
Act: plantarflexion, flex phalanges

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12
Q

Flexor Hallucis Longus

A

PA: Post dist 2/3 fib, adj IOM, post IMS
DA: plantar 1st distal phalanx
Inn: Tibial N S1-S3
Act: Plantarflexion, flex hallux

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13
Q

Peroneus Longus

A

PA: fib head, lateral prox 2/3 fib, A&P IMS
DA: Med cuneiform, lat & plant base of 1st MT
Inn: superficial peroneal (L5,S1,S2)
Act: eversion, plantarflexion, plantarflexion in 1st ray

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14
Q

Peroneus Brevis

A

PA: Lat dis 2/3 fib, A&P IMS
DA: lateral base of 5th MT
Inn: Superficial Peroneal (L5-S1)
Act: eversion

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From Flashcardlet (22 decks)

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