How can we help?

You can also find more resources in our Help Center.

52 terms

Muscles of the Foot

Dorsal and Plantar Sides of Muscles
STUDY
PLAY
Extensor Digitorum Brevis Origin
Calcaneus
Extensor Digitorum Brevis Insertion
Base of proximal phalanx of hallux and tendons of extensor digitorum longus
Extensor Digitorum Brevis Innervation
Deep Fibular Nerve
Extensor Digitorum Brevis Function
Extend hallux and extend toes 2-4
Abductor Hallucis Origin
Calcaneal tuberosity
Abductor Hallucis Insertion
Medial side of base of proximal phalanx of hallux
Abductor Hallucis Innervation
Medial Plantar nerve
Abductor Hallucis Function
Abduct hallux and flex hallux
Flexor Digitorum Brevis Origin
Calcaneal tuberosity and plantar aponeurosis
Flexor Digitorum Brevis Insertion
Plantar surface of middle phalanges of toes 2-5
Flexor Digitorum Brevis Innervation
Medial Plantar nerve
Flexor Digitorum Brevis Function
flex toes 2-5
Abductor Digiti Minimi Origin
Calcaneal tuberosity and connective tissue between calcareous and metatarsal V
Abductor Digiti Minimi Insertion
Lateral side of base of proximal phalanx of little toe
Abductor Digiti Minimi Innervation
Lateral Plantar nerve
Abductor Digiti Minimi Function
Abducts little toe
Quadratus Plantae Origin
Medial surface of calcaneus and calcaneal tuberosity
Quadratus Plantae Insertion
Tendon of flexor digitorum longs in sole of foot
Quadratus Plantae Innervation
Lateral plantar nerve
Quadratus Plantae Function
Assists flexor digitorum longus tendon in flexing toes 2-5
Lumbricals Origin
First- medial side of tendon of flexor digitorum longs associated with toe 2
2nd- 4th- adjacent surfaces of adjacent tendons of flexor digitorum longus
Lumbricals Insertion
Medial margins of extensor hoods of toes 2-5
Lumbricals Innervation
1- medial plantar nerve
2nd-4th- lateral plantar nerve
Lumbricals Function
Flexion of metatarsophalangeal joint and extension of interphalangeal joints
Flexor Hallucis Brevis Origin
Plantar surface of cuboid and lateral cuneiform and tendon of tibialis posterior
Flexor Hallucis Brevis Insertion
lateral and medial sides of the base of proximal phalanx of hallux
Flexor Hallucis Brevis Innervation
Medial plantar nerve
Flexor Hallucis Brevis Function
Flexes great toe
Adductor Hallucis Origin
Ligaments of metatarsophalangeal joints of toes 1-3, bases of metatarsals 2-4 and sheath covering fibularis longus
Adductor Hallucis Insertion
Lateral side of base of proximal phalanx of hallux
Adductor Hallucis Innervation
Lateral Plantar nerve
Adductor Hallucis Function
Adducts Hallux
Flexor Digiti Minimi Brevis Origin
Base of metatarsal V and tendon sheath of fibularis longus
Flexor Digiti Minimi Brevis Insertion
Lateral side of base of proximal phalanx of little toe
Flexor Digiti Minimi Brevis Innervation
Lateral Plantar nerve
Flexor Digiti Minimi Brevis Function
Flexes little toe
Dorsal Interossei Origin
Sides of adjacent metatarsals
Dorsal Interossei Insertion
extensor hoods and bases of proximal phalanges toes 2-4
Dorsal Interossei Innervation
1-2- Deep Fibular nerve and Lateral plantar nerve
3-4- Lateral plantar nerve
Dorsal Interossei Function
Abducts toes 2-4 and resist extension of metatarsophalangeal joint and flexion of interphalangeal joints
Plantar Interossei Origin
Medial sides of metatarsals 3-5
Plantar Interossei Insertion
Extensor hoods and bases of proximal phalanges toes 3-5
Plantar Interossei Innervation
Lateral Plantar Nerve
Plantar Interossei Function
Adduction of toes 3-5 and resist extension of metatarsophlangeal joint and flexion of interphalangeal joints
What muscles are innervated by the medial plantar nerve?
Abductor Halluxis, flexor digitorum brevis and lumbicals to 1st phalanx
What muscles are innervated by the lateral plantar nerve?
Abductor Digiti Minimi, Lumbricals to 2nd-4th phalanges, Adductor hallucis, flexor digiti minimi brevis, dorsal interossei and plantar interossei
The dorsal interossei to 1-2 phalanges is innervated by what 2 nerves?
Deep Fibular nerve and Lateral plantar nerve
What muscles originate on the calcaneal tuberosity?
Abductor hallucis, flexor digitorum brevis, abductor digiti minimi and quadratus plantae
What muscles insert on the medial side of base of proximal phalanx of hallux?
Abductor hallucis and flexor hallucis brevis
What muscles insert on lateral side of base of proximal phalanx of hallux?
Flexor hallucis brevis and adductor hallucis
What muscles insert on the lateral side of base of proximal phalanx of little toe?
Abductor Digiti Minimi and Flexor Digit Minimi Brevis
What muscles insert onto extensor hoods?
Dorsal Interossei and Plantar Interossei