Abductor Digiti Minimi Origin and Insertion (Foot Muscle)

Image of skeletal foot showing the origin and insertions of the abductor digiti minimi muscle

Table of Contents

Abductor Digiti Minimi Origin, Insertion, Action
Primary Actions of the Abductor Digiti Minimi
Secondary Actions of the Abductor Digiti Minimi

Origin: Medial and lateral tubercles of the calcaneus, the plantar aponeurosis, and the intermuscular septum

Insertion: Lateral side of the base of the proximal phalanx of the fifth toe

Actions: Abduction of the fifth toe

Innervation: Lateral plantar nerve (S1, S2, S3)

Blood Supply: Lateral plantar artery

If you are looking for pain and symptoms information, please visit the Abductor Digiti Minimi Pain Page

Primary Actions of the Abductor Digiti Minimi Foot Muscle

1. Abduction of the fifth toe at the metatarsophalangeal joint

Agonists: None

Antagonists:

Third Plantar Interosseous

Secondary Actions of the Abductor Digiti Minimi Foot Muscle

1. Assists with flexion of the fifth toe at the metatarsophalangeal joint

Agonists:

Fexor Digitorum Brevis
Flexor Digitorum Longus
Third Plantar Interosseous

Antagonists:

Extensor Digitorum Longus

References:

Clay, J. H., Allen, L., Pounds, D. (2015). Clay & Pounds' Basic Clinical Massage Therapy: Integrating Anatomy and Treatment (3rd ed.). Philadelphia, PA: Lippincott Williams & Wilkins

Netter, F. (2014). Atlas of Human Anatomy (6th ed.). Philadelphia, PA: Saunders.

Muscolino, J., (2016) Kinesiology: The Skeletal System and Muscle Function (3rd ed.). Maryland Heights, Missouri: Mosby.

Image Credits: Dreamstime

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