Fibularis (Peroneus) Brevis Muscle – Attachments, Actions & Innervation

Author: Scott A. Sheffield MS

Last update:

The fibularis brevis muscle is a long, thin leg muscle located on the lateral compartment.

image descriptionFibularis (Peroneus) Brevis Muscle

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

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

Insertion: (distal attachments):
Tuberosity on lateral side of 5th metatarsal.

Fibularis (Peroneus) Brevis Muscle attached to the lower limb with other muscles
Fibularis (Peroneus) Brevis Muscle attached to the lower limb with other muscles
Fibularis (Peroneus) Brevis Muscle attached to the lower limb showing the Origin and Insertion
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Actions of Fibularis (Peroneus) Brevis Muscle on the foot:

a. image descriptionPlantar flexes foot at ankle.

b. image descriptionEverts foot at ankle.

Nerve to Muscle and its Spinal Segment:

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

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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
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Fibularis (Peroneus) Brevis Muscle - Test yourself 13
Fibularis (Peroneus) Brevis Muscle - Test yourself 14
Fibularis (Peroneus) Brevis Muscle - Test yourself 15
Test yourself while observing the Fibularis (Peroneus) Brevis Muscle
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