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26 Cards in this Set
- Front
- Back
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Tibialis Anterior |
Origin- lateral condyle, superior half of lateral surface of tibia
Insertion- base of 1st metatarsal
Innervation- deep fibular n. Action- dorsiflexion, inversion |
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Extensor Digitorum Longus |
Origin- Lateral condyle of tibia
Insertion- middle & distal phalanges of lateral 4 digits
Innervation- deep fibular n. Action- extends lateral 4 digits, dorsiflexion |
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Extensor Hallicus Longus |
Origin- Middle part of anterior surface of fibula
Insertion- Base of distal phalanx of great toe
Innervation- Deep fibular n. Action- extends great toe, dorsiflexion |
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Fibularis Tertius |
Origin- inferior third of anterior surface of fibula
Insertion- Base of 5th metatarsal
Innervation- Deep fibular n. Action- dorsiflexion, eversion |
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Fibularis Longus |
Origin- Head & superior 2/3 of lateral surface of fibula
Insertion- Base of 1st metatarsal
Innervation- superficial fibular n. Action- eversion, weak plantarflexion |
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Fibularis Brevis |
Origin- inferior 2/3 of lateral surface of fibula
Insertion- tuberosity of 5th metatarsal
Innervation- superficial fibular n. Action- eversion, weak plantarflexion |
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Gastrocnemius ( lateral head) |
Origin- lateral condyle of femur
Insertion- Achilles' tendon
Innervation- Tibial nerve Action- plantarflexion of extended leg, flexes knee |
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Gastrocnemius ( medial head) |
Origin- superior to medial condyle
Insertion- Achilles' tendon
Innervation- Tibial nerve Action- plantarflexion of extended knee, flexion of knee
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Soleus |
Origin- posterior surface of head of fibula
Insertion- Achilles' tendon
Innervation- Tibial nerve Action- Plantarflexion |
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Plantaris |
Origin- inferior end of supracondylar line of femur
Insertion- Achilles' tendon
Innervation- Tibial nerve Action- weak plantarflexer |
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Popliteus |
Origin- lateral condyle of femur, lateral meniscus
Insertion- posterior surface of tibia
Innervation- Tibial nerve Action- weakly flexes knee, rotates femur 5 degrees |
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Flexor Hallicus Longus |
Origin- Inferior 2/3 of posterior surface of fibula
Insertion- base of distal phalanx of great toe
Innervation- Tibial nerve Action- flexes great toe |
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Flexor Digitorum Longus |
Origin- medial part of posterior surface of tibia
Insertion- bases of distal phalanges of lateral 4 digits
Innervation- Tibial nerve Action- flexes lateral 4 digits |
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Tibialis Posterior |
Origin- interosseous membrane, posterior surface of tibia
Insertion- tuberosity of navicular, cuneiform, cuboid, and sustentaculum tali of calcaneus
Innervation- Tibial nerve Action- Plantarflexion, inversion |
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Abductor Hallucis |
Origin- medial tuberosity of calcaneus
Insertion- medial side of base of proximal phalanx of 1st digit
Innervation- medial plantar n. Action- abducts, flexes 1st digit |
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Flexor Digitorum Brevis |
Origin- medial tuberosity of calcaneus
Insertion- both sides of middle phalanges of lateral 4 digits
Innervation- medial plantar n. Action- flexes lateral 4 digits |
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Abductor Digiti Minimi |
Origin- medial & lateral tuberosity of calcaneus
Insertion- lateral side of proximal phalanx of 5th digit
Innervation- lateral plantar n. Action- abducts, flex 5th digit |
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Quadratus Plantae |
Origin- medial surface, lateral margin of plantar surface of calcaneus
Insertion- posterolateral margin of tendon FDL
Innervation- lateral plantar n. Action- assist in flexion of lateral 4 digits
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Lumbricals |
Origin- Tendons of flexor digitorum longus
Insertion- medial aspect of expansion over lateral 4 digits
Innervation- Medial one: medial plantar n. Lateral three: lateral plantar n. Action- flex proximal phalanges, extends middle & distal phalanges of lateral 4 digits |
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Flexor Hallicus Brevis |
Origin- plantar surfaces of cuboid and lateral cuneiforms
Insertion- both sides of proximal phalanx of 1st digit
Innervation- medial plantar n. Action- flexes proximal 1st digit |
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Adductor Hallicus (Oblique/ Transverse) |
Origin- Oblique:bases of metatarsal 2-4 Transverse: plantar lig. MTP's
Insertion- lateral side of proximal phalanx of 1st digit
Innervation- deep branch of lateral plantar nerve. Action: adducts 1st digit |
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Flexor Digit Minimi Brevis |
Origin: base of 5th metatarsal
Insertion: base of proximal phalanx of 5th digit
Innervation: superficial branch of lateral plantar nerve Action: flexes proximal phalanx of 5th digit |
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Plantar Interossei (Three muscles) |
Origin: plantar aspect of medial sides of shafts of metatarsals 3-5
Insertion: medial sides of bases of phalanges of 3rd-5th digits
Innervation: lateral plantar n. Action: adducts 3-5, flexes MTP's |
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Dorsal Interossei (Four muscles) |
Origin: adjacent sides of shafts of metatarsals 1-5
Insertion: 1st- medial side of proximal phalanx of 2nd digit 2nd- 4th- lateral sides of 2-4 digits
Innervation: lateral plantar n. Action: abducts digits 2-4, flex MTP's |
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Extensor Digitorum Brevis |
Origin: Calcaneus
Insertion: Long extensor tendons of toes 2-4
Innervation: deep fibular nerve Action: extension of toes 2-4 |
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Extensor Hallicus Brevis |
Origin: Calcaneus
Insertion: base of proximal phalanx of great toe
Innervation: deep fibular nerve Action: extends great toe |
