Quadratus Plantae

Description

Anatomic illustration of Quadratus Plantae

Names

• Quadratus Plantae
• Flexor Accessorius
• Flexor Accessorius Muscle
• Accessory Flexor Muscle of the Foot
• Plantar Quadrate Muscle

General

• Part of the first layer of the intrinsic muscles of the foot
• Contributes to toe flexion, specifically MTJ of digits 2-5

Origin

• Medial surface of calcaneus
• Lateral process of calcaneal tuberosity

Insertion

• Tendon of flexor digitorum longus

Action

• Flexion of metatarsophalangeal joints 2-5

Innervation

• Lateral Plantar Nerve

Vascular Supply

• Medial plantar artery
• Lateral plantar artery
• Deep plantar arterial arch

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Clinical Significance

• Needs to be updated

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See Also

• Foot And Ankle Anatomy
• Foot Pain (Main)
• Physical Exam Foot

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