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25 Cards in this Set
- Front
- Back
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Flexor Digiti Minimi Brevis action
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Flexes little toe at metatarsophalangeal joint
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Flexor Digiti Minimi Brevis innervation
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Lateral plantar branch of tibial nerve
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Flexor Hallucis Brevis origin and insertion
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origin: Mostly from cuboid bone; insertion: Via two tendons onto both sides of the base of the proximal phalanx of big toe; each tendon has a sesamoid bone in it
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Adductor Hallucis action
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Helps maintain the transverse arch of foot; weak adductor of big toe
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Adductor Hallucis innervation
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Lateral plantar branch of tibial nerve
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Lumbricals origin and insertion
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origin: From each tendon of flexor digitorum longus; insertion: Extensor expansion on proximal phalanx of toes 2-5, medial side
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Flexor Hallucis Brevis action
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Flexes big toe’s metatarsophalangeal joint
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Flexor Hallucis Brevis innervation
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Medial plantar branch of tibial nerve
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Flexor Accessorius (Quadratus Plantae) origin and insertion
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origin: Medial and lateral sides of calcaneus; insertion: Tendon of flexor digitorum longus in midsole
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Lumbricals action
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By pulling on extensor expansion, flex toes at metatarsophalangeal joints and extend toes at interphalangeal joints
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Lumbricals innervation
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Medial plantar nerve (first lumbrical); Lateral plantar nerve (second to fourth lumbricals)
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Abductor Digiti Minimi origin and insertion
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origin: Tuber calcanei; insertion: Lateral side of base of little toe’s proximal phalanx
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Flexor Accessorius (Quadratus Plantae) action
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Straightens out the oblique pull of flexor digitorum longus
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Flexor Accessorius (Quadratus Plantae) innervation
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Lateral plantar branch of tibial nerve
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Abductor Hallucis origin and insertion
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origin: Tuber calcanei and flexor retinaculum; insertion: Proximal phalanx of big toe, medial side, via sesamoid bone in the tendon of flexor hallucis brevis
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Abductor Digiti Minimi action
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Abducts little toe
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Abductor Digiti Minimi innervation
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Lateral plantar branch of tibial nerve
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Flexor Digitorum Brevis origin and insertion
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origin: Tuber calcanei; insertion: Middle phalanx of toes 2-4
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Abductor Hallucis action
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Abducts big toe
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Abductor Hallucis innervation
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Medial plantar branch of tibial nerve
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Extensor Digitorum Brevis origin and insertion
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origin: Anterior part of calcaneus bone; extensor retinaculum; insertion: Base of proximal phalanx of big toe; extensor expansions on toes 2-4
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Flexor Digitorum Brevis action
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Helps flex toes
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Flexor Digitorum Brevis innervation
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Medial plantar branch of tibial nerve
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Tibialis Posterior origin and insertion
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origin: Extensive origin from superior tibia and fibula and interosseous membrane; insertion: Tendon passes behind medial malleolus and under arch of foot; inserts into several tarsals and metatarsals 2-4
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Extensor Digitorum Brevis action
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Helps extend toes at metatarsophalangeal joints
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