Ankle & Foot chart Flashcards
attatchments
flexor digitorum longus
PA: posterior surface of middle 3/5 of tibia medial to the proximal attachment of the tibialis posterior. DA: 4 separate tendons to the base of the distal phalanx of the 4 lesser toes
attatchments
peroneus longus
PA: lateral condyle of tibia, head, and proximal 2/3 of lateral surface of the fibula and IM septa/IO membrane. DA: lateral surface of the medial cuneiform and lateral side of the base of 1st metatarsal
Innervations
peroneus longus
superficial peroneal nerve L4-S1
Compartments
abductor hallucis
On plantar surface of foot
Compartments
extensor hallucis brevis
on dorsum of foot
attatchments
abductor hallucis
PA: medial calcaneus. DA: medial side of base of the 1st proximal phalanx
Actions
soleus
plantarflexion of ankle
Actions
flexor hallucis brevis
flexes hallux
Innervations
lumbricals
medial 1-medial plantar n; lateral 3 - lateral plantar n(Tibial S1-S2)
Innervations
extensor digitorum brevis
deep peroneal (L5-S1)
Innervations
flexor hallucis longus
tibial nerve L5-S2
attatchments
extensor digitorum longus
PA: lateral condyle of tibia, proximal 2/3 medial fibula, interosseous membrane, intermuscular septa DA: 4 tendons that attach to the proximal base of the dorsal surface of the middle and distal phalanges via the dorsal digital expansion
attatchments
lumbricals
PA: flexor digitorum longus tendons. DA: Medial side of proximal phalanx and dorsal digital expansions
Compartments
peroneus longus
lateral compart-ment of the leg
Actions
abductor hallucis
abducts hallux
attatchments
flexor hallucis longus
PA: distal 2/3 of posterior surface of fibula, IM septa/IO membrane. DA: plantar surface of the base of the distal phalanx of the great toe
Compartments
quadratus plantae
On plantar surface of foot
attatchments
popliteus
PA: lateral aspect of the lateral femoral epicondyle and obliques popliteal ligament. DA: posterior surface of the proximal tibia superior to the soleal line
Actions
gastrocnemius
plantarflexion of ankle
attatchments
flexor hallucis brevis
PA: Plantar surface of cuboid and lateral cuneiform. DA: sides of the base of the proximal phalanx
Innervations
plantaris
tibial nerve L4-S1
attatchments
extensor hallucis longus
PA: middle 2/4 of fibula and interosseous membrane and intermuscular septa. DA: dorsal base of distal phalanx of great toe
Actions
interossei
Plantar adduct, Dorsal abduct of digits 3-5
attatchments
peroneus brevis
PA: distal 2/3 of lateral surface of fibula and IM septa/IO membrane. DA: styloid process of 5th metatarsal
attatchments
tibialis posterior
PA: proximal 2/3 of posterior surface of the tibia and fibula and adjacent interosseous membrane. DA: All tarsals except calcaneous & talus, base of 2nd-4th metatarsal bones
Compartments
plantaris
posterior compart-ment of the leg
Compartments
extensor hallucis longus
anterior compart-ment of leg
attatchments
extensor hallucis brevis
PA: superior/lateral surface of calcaneus and talocalcaneal ligament. DA: base of proximal phalanges of digit 1
Actions
flexor hallucis longus
flexion (IP/MP) of great toe, plantarflexion of ankle
Compartments
peroneus brevis
lateral compart-ment of the leg
Innervations
peroneus tertius
deep peroneal nerve (L4-S1)
attatchments
flexor digitorum brevis
PA: medial & lateral calcaneal tubercles and plantar aponeurosis, DA” sides of the middles phalanges
Actions
peroneus tertius
eversion of foot, ankle dorsiflexion
Actions
extensor digitorum brevis
extends 2nd-5th MTP & IP’s
Compartments
tibialis anterior
anterior compart-ment of leg
Actions
tibialis anterior
dorsiflexion of ankle and inversion of foot
Innervations
extensor hallucis longus
deep peroneal L4-S1
Actions
flexor digitorum longus
flexion (IP/MP) of toes, digits 2-5 plantarflexion of ankle