Term
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Definition
| largest and most posterior tarsal, rests on floor as we stand, heel bone |
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Term
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Definition
| Superior to the Calcaneus, articulates with the distal Tibia and Fibula |
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Term
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Definition
| Anterior to the Talus on the medial side, and proximal to the three cuneiforms |
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Term
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Definition
| Lateral tarsal bone found proximal to metatarsals 4 and 5 and distal to the Calcaneus |
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Term
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Definition
| Articulate proximally with the Navicular and distally with Metatarsals 1, 2, 3 respectively |
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Term
| Metatarsals and Phalanges |
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Definition
| Equivalent to Metacarpals, and Phalanges of the hands |
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Term
| TMT, MTP, IP(great toe), PIP, DIP |
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Definition
| tarsometatarsal, metatarsophalangeal, interphalangeal, proximal interphalangeal, distal interphalangeal joints |
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Term
| Ankle Inversion / Eversion |
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Definition
| raising the medial / lateral border of the foot, inward or outward movement |
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Term
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Definition
| bending of the toes so that the plantar surfaces of the metatarsals and proximal phalanges move closer together |
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Term
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Definition
| Straightening movement in the sagittal plane, so the plantar surfaces of the metatarsals and proximal phalanges move farther apart |
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Term
Toe Abduction (MTP Abduction)
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Definition
| When the first, third, fourth, and fifth toes move away from the second toe, or when second toe moves in either direction |
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Term
| Toe Adduction (MTP Adduction) |
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Definition
| Occurs when the first, third, fourth, and fifthe toes return from abduction. Second toe is incapable of adduction. |
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Term
| Posterior Superficial Group |
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Definition
Gastrocnemius and Soleus
produce ankle plantar flexion |
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Term
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Definition
Tibialis Posterior 'Tom'
Flexor Digitorum Longus 'Dick'
Flexor Hallucis Longus 'Harry'
produce ankle plantar flexion and inversion
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Term
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Definition
O: Medial / lateral femoral condyles
I: Posterior calcaneus via achilles tendon
A: Knee flexion, ankle plantar flexion |
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Term
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Definition
O: Posterior aspect of tibia and fibula
I: Posterior calcaneus via achilles tendon
A: Ankle plantar flexion |
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Term
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Definition
O: Posterior tibia, posterior fibula, and interosseus membrane
I: Navicular, Cuneiforms, Cuboid, bases of Metatarsals 2-4
A: Ankle inversion, assists ankle plantar flexion |
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Term
| Flexor Digitorum Longus OIA |
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Definition
O: Posterior aspect of tibia
I: Distal phalanges of digits 2-5
A: DIP flexion digits 2-5,
PIP flexion digits 2-5,
MTP flexion digits 2-5,
assists ankle inversion and assists plantar flexion |
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Term
| Flexor Hallucis Longus OIA |
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Definition
O: Posterior aspect fibula, interosseous membrane
I: Distal phalanx of digit 1
A: IP flexion digit 1,
MTP flexion digit 1,
assists ankle inversion and assists plantar flexion |
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Term
| Anterior Ankle / Foot Muscles |
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Definition
Tibialis Anterior
Extensor Hallucis Longus
Extensor Digitorum Longus |
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Term
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Definition
O: Lateral Tibia and interosseous membrane
I: First Cuneiform and base of first Metatarsal
A: Ankle dosi flexion,
Ankle inversion
Foot drop occurs if this muscle is weak
"shin splint muscle" |
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Term
| Extensor Hallucis Longus OIA |
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Definition
O: Anterior Fibula and interosseous membrane
I: Distal phalanx of digit 1
A: IP extension digit 1,
MTP extension digit 1,
assists ankle dosiflexion and assists ankle inversion
comparable to Extensor Pollicis Longus in hand
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Term
| Extensor Digitorum Longus OIA |
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Definition
O: Anterior Fibula, and interosseous membrane
I: Distal phalanges of digits 2-5
A: DIP extension digits 2-5,
PIP extension digits 2-5,
MTP extension digits 2-5,
assists ankle dorsiflexion |
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Term
| Lateral Ankle and Foot Muscles |
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Definition
Peroneus Longus - wraps behind lateral malleolus
Peroneus Brevis - wraps behind the lateral malleolus
Peroneus Tertius - crosses in front of the lateral malleolus |
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Term
| Fibularis (Peroneus) Longus OIA |
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Definition
O: Lateral proximal fibula and interosseous membrane
I: Plantar surface of first cuneiform, and base of first metatarsal
A: Ankle eversion, assists ankle plantar flexion |
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Term
| Fibularis (Peroneus) Brevis OIA |
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Definition
O: Lateral distal fibula
I: Base of fifth metatarsal
A: Ankle eversion,
assists ankle plantar flexion
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Term
| Fibularis (Peroneus) Tertius OIA |
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Definition
O: Distal medial Fibula
I: Base of fifth metatarsal
A: Ankle eversion,
assists ankle dorsiflexion |
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