Lower Leg & Glute AOIIs

PT 603

tibialis anterior action

ankle DF & inversion

tibialis anterior origin

lateral / proximal tibia

tibialis anterior insertions

• medial cuneiform

• base of 1st metatarsal

tibialis anterior innervation

deep fibular nerve

extensor digitorum longus actions

• ankle DF

• MTP extension of digits 2-5

extensor digitorum longus origin

latera/ proximal tibia

extensor digitorum longus insertion

middle/distal phalanges of digits 205

extensor digitorum longus innervation

deep fibular nerve

extensor hallucis longus actions

• ankle DF

• MTP extension of digit 1

extensor hallucis longus origin

middle fibula

extensor hallucis longus insertion

base of distal phalanx of hallux

extensor hallucis longus innervation

deep fibular nerve

fibularis tertius action

ankle DF & eversion

fibularis tertius origin

distal fibula

fibularis tertius insertion

base of 5th metatarsal

fibularis tertius innervation

deep fibular nerve

fibularis longus action

ankle eversion & PF

fibularis longus origins

• head of fibula

• proximal fibula

fibularis longus insertion

base of 5th metatarsal

fibularis longus innervation

superficial fibular nerve

fibularis bervis action

ankle eversion & PF

fibularis bervis origin

distal fibula

fibularis bervis insertion

tuberosity of 5th metatarsal

fibularis bervis innervation

superficial fibular nerve

plantaris action

• ankle PF

• knee flexion

plantaris origin

lateral supercondylar line of femur

plantaris insertion

calcaneus via calcaneal tendon

plantaris innervation

tibial nerve

gastrocnemius action

• ankle PF

• knee flexion

gastrocnemius origin

lateral/medial femoral condyles

gastrocnemius insertion

calcaneus via calcaneal tendon

gastrocnemius innervation

tibial nerve

soleus action

ankle PF

soleus origins

• proximal fibula

• soleal line of tibia

soleus insertion

calcaneus via calcaneal tendon

soleus innervation

tibial nerve

popliteus action

knee flexion

popliteus origin

lateral condylar of femur

popliteus insertion

posterior tibia

popliteus innervation

tibial nerve

flexor hallucis longus action

• IP flexion of digit 1

• ankle PF

flexor hallucis longus origin

distal fibula

flexor hallucis longus insertion

distal phalanx of hallux

flexor hallucis longus innervation

tibial nerve

flexor digitorum longus action

DIP flexion of digits 2-5

flexor digitorum longus origin

middle tibia

flexor digitorum longus insertion

distal phalanx of digits 2-5

flexor digitorum longus innervation

tibial nerve

tibialis posterior action

ankle PF & inversion

tibialis posterior origins

• tibia

• proximal fibula

tibialis posterior insertions

• navicular tuberosity

• cuneiforms

• base of digits 2-4 metatarsals

tibialis posterior innervation

tibial nerve

gluteus maximus action

hip extension & ER

gluteus maximus origins

• ilium

• sacrum

• coccyx

• sacrotuberous ligament

gluteus maximus insertions

• ITB

• gluteal tuberosity of femur

gluteus maximus innervation

inferior gluteal nerve

gluteus medius posterior fibers action

hip ABD & ER

gluteus medius posterior fibers origin

ilium; between anterior and inferior gluteal lines

gluteus medius posterior fibers inferior

greater trochanter of femur

gluteus medius posterior fibers innervation

superior gluteal nerve

gluteus medius anterior fibers actions

hip ABD & ER

gluteus medius anterior fibers origin

ilium; between anterior and inferior gluteal lines

gluteus medius anterior fibers insertion

greater trochanter of femur

gluteus medius anterior fibers innervation

superior gluteal nerve

tensor fasciae latae action

• hip ABD, flexion, IR

• knee extension

tensor fasciae latae origins

• anterior iliac crest

• ASIS

tensor fasciae latae insertions

• ITB —> Gerdy’s tubercle

• patellar retinaculum

tensor fasciae latae innervation

superior gluteal nerve

gluteus minimus action

hip ABD & IR

gluteus minimus origin

ilium; between anterior and inferior gluteal lines

gluteus minimus insertion

greater trochanter of femur

gluteus minimus innervation

superior gluteal nerve