Foot OIAs (copy)

Abductor digiti minimi (Origin)

Medial and lateral tubercles of calcaneus

Abductor digiti minimi (insertion)

Lateral base of proximal phalanx of 5th digit

Abductor digiti minimi (action)

Flexes 5th digit, abducts 5th digit

Abductor hallucis (Origin)

Medial tubercle of calcaneus

Abductor hallucis (insertion)

Medial surface of base of proximal phalanx of 1st digit

Abductor hallucis (action)

Flexes 1st digit, abducts 1st digit

Flexor digitorum brevis (Origin)

Medial tubercle of calcaneus

Flexor digitorum brevis (insertion)

Both sides of middle phalanges of digits 2-5

Flexor digitorum brevis (action)

Flexes 2-5 digits

Quadratus Plantae (Origin)

Medial and lateral margins of plantar surface of calcaneus

Quadratus Plantae (insertion)

Quadratus Plantae (action)

Lumbricals (Origin)

Lumbricals (insertion)

Lumbricals (action)

Flexor digiti minimi brevis (Origin)

Flexor digiti minimi brevis (insertion)

Flexor digiti minimi brevis (action)

Flexor Hallucis brevis (Origin)

Flexor Hallucis brevis (insertion)

Flexor Hallucis brevis (action)

Adductor hallucis (Origin)

Adductor hallucis (insertion)

Adductor hallucis (action)

Plantar interossei (3 muscles) (origin)

Plantar interossei (3 muscles) (insertion)

Plantar interossei (3 muscles) (action)

Dorsal interossei (Origin)

Dorsal interossei (insertion)

Dorsal interossei (action)

Extensor digitorum brevis and extensor hallucis brevis (Origin)

Extensor digitorum brevis and extensor hallucis brevis (insertion)

Extensor digitorum brevis and extensor hallucis brevis (action)