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Fibularis Longus Muscle – Attachments & Action

image descriptionFibularis (Peroneus) Longus Muscle

Fibularis (Peroneus) Longus Muscle attached to the lower limb with other muscles
Fibularis (Peroneus) Longus Muscle attached to the lower limb with other muscles
Fibularis (Peroneus) Longus Muscle attached to the lower limb with other muscles
Fibularis (Peroneus) Longus Muscle attached to the lower limb with other muscles
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image descriptionAttachments of Fibularis Longus Muscle : Origin & Insertion

Origin: (proximal attachments):
Head and proximal 1/2 to 2/3 of lateral side of fibula.

Insertion: (distal attachments):
Crosses plantar surface of foot to attach to lateral sides of medial (1st) cuneiform and 1st metatarsal.

Fibularis (Peroneus) Longus Muscle attached to the lower limb with other muscles
Fibularis (Peroneus) Longus Muscle attached to the lower limb with other muscles
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Actions of Fibularis (Peroneus) Longus Muscle on the foot:

a. image descriptionPlantar flexes foot at ankle.

Foot flexion (1) By Fibularis Brevis Muscle
Foot flexion (2) By Fibularis Brevis Muscle
Foot flexion (3) By Fibularis Brevis Muscle
Foot flexion (4) By Fibularis Brevis Muscle
Foot flexion (5) By Fibularis Brevis Muscle

b. image descriptionEverts foot at ankle.

Foot eversion (1) By Extensor Digitorum Longus Muscle
Foot eversion (2) By Extensor Digitorum Longus Muscle
Foot eversion (3) By Extensor Digitorum Longus Muscle
Foot eversion (4) By Extensor Digitorum Longus Muscle
Foot eversion (5) By Extensor Digitorum Longus Muscle

Nerve to Muscle and its Spinal Segment:

Superficial fibular (peroneal) nerve (L4, L5, S1).

Overview:

Fibularis (Peroneus) Brevis Muscle - Test yourself
Lateral view of the lower limb - Fibularis (Peroneus) Brevis Muscle - Test yourself 1
Fibularis (Peroneus) Brevis Muscle - Test yourself 2
Fibularis (Peroneus) Brevis Muscle - Test yourself 3
Fibularis (Peroneus) Brevis Muscle - Test yourself 4
Fibularis (Peroneus) Brevis Muscle - Test yourself 5
Fibularis (Peroneus) Brevis Muscle - Test yourself 6
Fibularis (Peroneus) Brevis Muscle - Test yourself 10
Fibularis (Peroneus) Brevis Muscle - Test yourself 11
Fibularis (Peroneus) Brevis Muscle - Test yourself 12
Fibularis (Peroneus) Brevis Muscle - Test yourself 13
Fibularis (Peroneus) Brevis Muscle - Test yourself 14
Test yourself while observing the Fibularis (Peroneus) Longus Muscle
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