lower limb functions and innervations

Hip extension, external rotation

gluteus maximus

Hip abduction, internal rotation

gluteus medius action

Hip abduction, internal rotation

gluteus minimus

Hip external rotation

piriformis

External rotation

superior gemellus

External rotation

inferior gemellus

External rotation

obturator externus

External rotation

obturator internus

Hip flexion

psoas major

Hip flexion

iliacus

Hip flexion, knee extension

rectus fermoris

Knee extension

vastus intermedius

Knee extension

vastus lateralis

Knee extension

vastus medialis

Hip abduction, external rotation, flexion, Knee flexion

sartorious

Hip abduction, internal rotation, flexion

tensor fascia latae

Hip adduction, flexion

pectineus

Knee flexion, Hip extension

biceps femoris

Knee flexion, Hip extension

semimembranosus

Knee flexion, Hip extension

semitendinosus

Adducts thigh at hip, weak hip flexor

adductor brevis

Adducts thigh at hip

adductor longus

Adductor part: Hip adduction, Hamstring part: Hip extension

adductor magnus

Hip adduction, Knee flexion

gracilis

Toe extension, ankle dorsiflexion

extensor digitorum longus

Great toe extension, ankle dorsiflexion

extensor hallucis longus

Ankle dorsiflexion, foot eversion

fibularis tertius

Ankle dorsiflexion, foot inversion

tbilisi anterior

Foot eversion, ankle plantarflexion

fibularis brevis

Foot eversion, ankle plantarflexion

fibularis longus

Plantarflexion

gastrocnemeus

Plantarflexion

soleus

Plantarflexion

plantaris

Tibia internal rotation

popliteus

Ankle plantar flexion, foot inversion

tbilisi posterior

Toe flexion, ankle plantarflexion

flexor digitorum longus

Great toe flexion, ankle plantarflexion

flexor hallicis longus

Great toe flexion

flexor hallucis brevis

Great toe abduction

abductor hallucis

Great toe adduction

adductor hallucis

5th toe abduction

abductor digiti minimi

5th toe flexion

flexor digiti minimi brevis

Toe flexion

flexor digitorum brevis

Assists in toe flexion

quadratus plantae

Flex proximal phalangeal bones at metatarsophalangeal joint, extend distal phalangeal bones at proximal and distal interphalangeal joints

lumbricals

Toe adduction

plantar interossei

Toe extension

extensor digitorum brevis

Great toe extension

extensor hallucis brevis

Toe abduction

dorsal interossei

Inferior gluteal nerve

gluteus maximus innervation

Superior gluteal nerve

gluteus medius innervation

Superior gluteal nerve

gluteus minimus innervation

Anterior rami of L5, S1, S2

piriformis innervation

Nerve to obturator internus muscle

superior gemellus innervation

Nerve to quadratus femoris muscle

inferior gemellus innervation

Obturator nerve

obturator externus innervation

Nerve of obturator internus muscle

obturnator internus innervation

Anterior rami of first L1-L4

psoas major innervation

Femoral nerve

illiacus innervation

Femoral nerve

rectus femoris innervation

Femoral nerve

vastus intermedius innervation

Femoral nerve

vastus lateralis innervation

Femoral nerve

vastus medialis innervation

Femoral nerve

sartorius innervation

Superior gluteal nerve

tensor fascia latae innervation

Femoral nerve

pectineus innervation

Sciatic nerve

biceps femoris innervation

Sciatic nerve

semimembranosus innervation

Sciatic nerve

semitendinosus innervation

Obturator nerve (L2–L4)

adductor brevis innervation

Obturator nerve (anterior division) (L2–L4)

adductor longus innervation

Adductor part: Obturator nerve, Hamstring part: tibial nerve

adductor magnus innervation

Obturator nerve

gracilis innervation

Deep fibular nerve

extensor digitorum longus innervation

Deep fibular nerve

extensor hallucis longus innervation

Deep fibular nerve

fibularis tertius innervation

Deep fibular nerve

tibialis anterior innervation

Superficial fibular nerve

fibularis brevis innervation

Superficial fibular nerve

fibularis longus innervation

Tibial nerve

gastrocnemeus innervation

Tibial nerve

soleus innervation

Tibial nerve

plantaris innervation

Tibial nerve

popliteus innervation

Tibial nerve

tibialis posterior innervation

Tibial nerve

flexor digitorum longus innervation

Tibial nerve

flexor hallucis longus innervation

Medial plantar nerve

flexor hallucis brevis innervation

Medial plantar nerve

abductor hallucis innervation

Deep branch of lateral plantar nerve

adductor hallucis innervation

Lateral plantar nerve

abductor digiti minimi innervation

Superficial branch of lateral plantar nerve

flexor digiti minimi brevis innervation

Medial plantar nerve

flexor digitorum brevis innervation

Lateral plantar nerve

quatradus plantae innervation

Medial one: Medial plantar nerve, Lateral: Lateral plantar nerve

lumbricals innervation

Lateral plantar nerve

plantar interossei innervation

Deep fibular nerve

extensor digitorum brevis innervation

Deep fibular nerve

extensor hallucis brevis innervation

Lateral plantar nerve

dorsal interossei innervation