Muscles of The Foot Flashcards
Abductor digiti minimi - Attachments
FROML
*calcaneal tuberosity
TO:
*lateral side of proximal phalangeal base of 5th digit
Abductor digiti minimi - Actions
abducts & flexes 5th digit
Abductor digiti minimi - Innervation
lateral plantar nerve (S1-2)
Abductor hallucis - Attachments
FROM:
*medial calcaneal tuberosity
TO:
*medial side of proximal phalangeal base of great toe
Abductor hallucis - Actions
flexes & abducts great toe
Abductor hallucis - Innervation
medial plantar nerve (L4-S1)
Adductor hallucis - Attachments
FROM:
*2-4th metatarsal bases (oblique head)
*distal ends of 3-5 metatarsal (transverse head)
TO:
*lateral base of the proximal phalanx of great toe
Adductor hallucis - Actions
adducts great toe
Adductor hallucis - Innervation
lateral plantar nerve (S1-2)
Extensor digitorum brevis (medial slip of this muscle is extensor hallucis brevis) - Attachments
FROM:
*anterolateral calcaneus
TO:
*dorsal aspect of the base of the proximal phalanx (digit 1 for EHB)
OR
*the lateral side of tendons of extensor digitorum longus (digits 2-4 for EDB)
Extensor digitorum brevis (medial slip of this muscle is extensor hallucis brevis) - Actions
*extension of digits 2-5 (MP & IP; EDB)
*extension of digit 1 (EHB)
Extensor digitorum brevis (medial slip of this muscle is extensor hallucis brevis) - Innervation
deep fibular nerve (L4-S1)
Extensor digitorum brevis (medial slip of this muscle is extensor hallucis brevis) - Attachments
Extensor hallucis brevis - Attachments
FROM:
*extensor digitorum brevis
TO:
*dorsal aspect of the base of the proximal phalanx of the hallux
Extensor hallucis brevis - Actions
extension of great toe at metatarsophalangeal joint