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Intrinsic Muscles- Foot (Dorsal surface, Plantar surface layers 1-4)

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kelli's version from 2011-02-28 05:28

Section 1

Question Answer
Extensor Digitorum Brevis - OUpper and lateral surface of calcaneus
Extensor Digitorum Brevis - I3 tendons: 2-4 into the lateral aspect of EDL tendons
Extensor Hallucis Brevis - OUpper and lateral surface of calcaneus
Extensor Hallucis Brevis - IBase of proximal phalanx of great toe
Nerve supply to Dorsal SurfaceDeep peroneal nerve (L4-S2)
Blood supply to Dorsal SurfaceDorsalis Pedis artery
memorize

Section 2

Question Answer
Abductor Hallucis - OMedial tubercle of the calcaneus and the flexor retinaculum
Abductor Hallucis - IMedial side of base of proximal phalanx of big toe (with FHB)
Flexor Digitorum Brevis - O Medial tubercle of the calcaneus
Flexor Digitorum Brevis - IBases of the middle phalanx of lateral 4 digits (toes 2-5)
Abductor Digiti Minimi (Brevis) - OMedial and lateral tubercle of the calcaneus
Abductor Digiti Minimi (Brevis) - ILateral side of base of proximal phalanx of 5th digit
Nerve supply to Plantar Surface- FIRST LAYERMedial plantar nerve (L4-S3)
Abductor Digiti Minimi - BloodLateral plantar artery
Abductor Hallucis & Flexor Digitorum Brevis - BloodMedial plantar artery
memorize

Section 3

Question Answer
Quadratus Plantae - OMedial and lateral sides of calcaneus
Quadratus Plantae - IPosterolateral aspects of the tendons of FDL (mid sole)
Quadratus Plantae - Nerve Lateral plantar nerve
Quadratus Plantae - BloodLateral plantar artery
Lumbricales (4) - OTendons of Flexor Digitorum Longus
Lumbricales (4) - IMedial aspect of the extensor expansions of the tendons of Extensor Digitorum Longus and the base of the proximal phalanx of digits 2-5
1st Lumbricale - NerveMedial plantar nerve (L4-S3)
2nd, 3rd, 4th Lumbricales - NerveLateral plantar nerve
Lumbricales (4) - BloodPlantar metatarsal artery
memorize

Section 4

Question Answer
Flexor Hallucis Brevis - OCuboid, lateral (#3) cuneiform and tendon of Tibialis Posterior
Flexor Hallucis Brevis - I2 muscle bellies- medial and lateral sides of the base of the proximal phalanx of big toe and the sesamoid bones
Adductor Hallucis (2 heads) - OOblique Head: bases of 2, 3, 4 metatarsals Transverse Head: Deep transverse metatarsal ligaments of toes 3-5
Adductor Hallucis (2 heads) - ILateral side of base of proximal phalanx of big toe (with FHB)
Flexor Digiti Minimi (Brevis) - OBase of 5th metatarsal
Flexor Digiti Minimi (Brevis) - ILateral side of base of proximal phalanx of 5th digit
Flexor Digiti Minimi (Brevis) - NerveSuperficial branch of lateral plantar nerve
Flexor Hallucis Brevis - NerveMedial plantar nerve
Adductor Hallucis - NerveDeep branch of lateral plantar nerve
Flexor Hallucis Brevis & Adductor Hallucis - Blood1st plantar metatarsal artery
Flexor Digit Minimi (Brevis) - BloodLateral plantar artery
memorize

Section 5

Question Answer
Dorsal Interossei (4) - OAdjacent sides of the metatarsals
Dorsal Interossei (4) - IBases of the proximal phalanx of digits - medial side of digit #2 and the lateral side of digits 2, 3, 4 and their extension expansions
Dorsal Interossei (4) - BloodDorsal metatarsal artery
Plantar Interossei (3) - OBases and medial sides of the metatarsals 3, 4, 5
Plantar Interossei (3) - IMedial sides of bases of the proximal phalanges of digits 3, 4, 5 and the extensor expansions
Plantar Interossei (3) - BloodPlantar metatarsal artery
Plantar & Dorsal Interossei - NerveSuperficial and deep branches of the lateral plantar nerves
memorize