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Foot Muscles - Coggle Diagram
Foot Muscles
1st layer
innervation
medial plantar nerve (AH & FDB)
lateral plantar nerve (ADM)
action
abduct & flex digits
AH abducts & flexes 1st digit
ADM abducts & flexes 5th digit
FDB flexes lateral 4 digits
muscles
flexor digitorum brevis
abductor digiti minimi
abductor hallucis
2nd layer
muscles
quadratus plantae
lumbricals
innervation
lateral plantar nerve
QP & lateral 3 lumbricals
medial plantar nerve
Medial 1 lumbrical
action
flexion of digits
QP assists in flexion of lateral 4 digits
Lumbricals flex & extend lateral 4 digits
3rd layer
muscles
adductor hallucis
assists in transverse arch
flexor digiti minimi brevis
flexor hallucis brevis
innervation
medial plantar nerve (FHB)
lateral plantar nerve
superficial branch (FDMB))
deep branch (AH)
action
flexes digit
FHB flexes 1st digit
FDMB flexes 5th digit
adducts digit
AH adducts 1st digit
4th layer
muscles
plantar interossei
dorsal interossei
innervation
lateral plantar nerve
action
adduction & flexion of MTP joints
dorsum of the foot
muscles
extensor digitorum brevis
extensor hallucis brevis
innervation
deep fibular nerve
action
Aids in extension of toes at MTP & IP joints