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22 Cards in this Set
- Front
- Back
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Lateral Compartment of the Leg
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Lateral Compartment of the Leg
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FIBULARIS LONGUS
Insertions |
PROXIMAL
Fibula (head and proximal 2/3 of the lateral surface, arising partly from the intermuscular septum. DISTAL Wraps around the CUBOID, then courses deep in the plantar foot to insert on the MEDIAL CUNEIFORM and FIRST METATARSAL |
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FIBULARIS LONGUS
Innervations |
Superficial Fibular Nerve L5, S1
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FIBULARIS LONGUS
Actions |
Talocrural Joint: Plantar Flexion
Subtalar Joint: Eversion (pronation) Supports the Transverse arch of the the foot |
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FIBULARIS BREVIS
Insertions |
PROXIMAL
Fibula (distal half of the lateral surface), inter muscular septa DISTAL 5th metacarpal (tuberosity at the base, with an occasional division to the dorsal aponeurosis of the 5th toe |
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FIBULARIS BREVIS
Innervations |
Superficial Fibular Nerve L5-S1
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FIBULARIS BREVIS
Actions |
Talocrural Joint: Plantar Flexion
Subtalar Joint: Eversion (pronation) |
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What Compartment are the Fibularis Brevis and Fibularis Longus occupy?
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Lateral Compartment of the Leg
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Anterior Compartment of the Leg
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Anterior Compartment of the Leg
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TIBIALIS ANTERIOR
Insertions |
PROXIMAL
1) Tibia (upper 2/3 of the lateral surface), 2) Interosseus membrane 3) Superficial Crural Fascia (highest part) DISTAL 1) Medial Cuneiform (medial and plantar surface) 2) First Metatarsal (medial base) |
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TIBIALIS ANTERIOR
Innervations |
PRIMARILY L4
Deep Fibular Nerve L4-L5 |
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TIBIALIS ANTERIOR
Action |
1) Talocrural Joint: Dorsiflexion
2) Subtalar Joint: Inversion (supination) |
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EXTENSOR HALLICUS LONGUS
Insertions |
PROXIMAL
1) Fibula (middle third of the medial surface) 2) Interosseus membrane DISTAL First toe (at the dorsal aponeurosis and the of its distal phalanx) |
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EXTENSOR HALLICUS LONGUS
Innervations |
PRIMARILY L5
Deep Fibular Nerve L5 |
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EXTENSOR HALLICUS LONGUS
Actions |
1) Talocrural Joint: Dorsiflexion
2) Subtalar Joint: Active in both eversion and inversion (pronation/ supination) depending on the initial foot position 3) Extend the MTP and IP joints of the big toe |
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EXTENSOR DIGITORUM LONGUS
Insertions |
PROXIMAL
Fibula (head and the anterior border) 2) Lateral condyle of the 3) Interosseus Membrane DISTAL 1) 2nd to 5th toes (at dorsal aponeuroses and bases of the distal phalanges) |
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EXTENSOR DIGITORUM LONGUS
Innervations |
Deep Fibular Nerve L5, S1
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EXTENSOR DIGITORUM LONGUS
Actions |
1) Talocrural Joint: Dorsiflexion
2) Subtalar Joint: Eversion (pronation) 3) Extends the MTP and IP joints of the 2nd to 5th toes |
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FIBULARIS TERTIUS
Insertions |
PROXIMAL
Distal Fibula (anterior border) DISTAL 5th Metatarsal (base) |
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FIBULARIS TERTIUS
Innervations |
Deep Fibular Nerve L5, S1
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FIBULARIS TERTIUS
Actions |
Talocrural Joint: Dorsiflexion
Subtalar Joint: erversion (pronation) |
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What Compartment has TA, EHL, EDL, FT?
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Anterior Compartment of the Leg
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