Anatomy Muscle Innervations/Compartments

Innervates gluteus maximus

inferior gluteal nerve

innervates gluteus medius

superior gluteal nerve

innervates gluteus minimus

superior gluteal nerve

innervates tensor fasciae latae

superior gluteal nerve

innervates piriformis

nerve to piriformis

innervates psoas major

lumbar spinal nerve

innervates illiacus

femoral nerve

What is the main duty of the anterior thigh compartment?

extend the knee

What is the main duty of the medial thigh compartment?

adduct the hip

What is the main duty of the posterior thigh compartment?

extend hip and flex knee

innervates rectus femoris

femoral nerve

innervates vastus medialis

femoral nerve

innervates vastus lateralis

femoral nerve

innervates vastus intermedius

femoral nerve

innervates gracilis

obturator nerve

innervates pectineus

femoral nerve and obturator nerve

innervates adductor longus

obturator nerve

innervates adductor brevis

obturator nerve

innervates adductor magnus

obturator nerve

innervates biceps femoris long head

tibial nerve

innervates biceps femoris short head

common fibular nerve

innervates semitendinosus

tibial nerve

innervates semimembranosus

tibial nerve

rectus femoris, vastus medialis, vastus lateralis, vastus intermedius

muscles of the anterior thigh compartment

biceps femoris, semitendinosus, semimembranosus

muscles of the posterior thigh compartment

gracilis, pectineus, adductor longus, adductor brevis, adductor magnus

muscles of the medial thigh compartment

What is the main duty of the anterior leg compartment?

dorsiflex the ankle and extend the toes

Tibialis anterior, extensor hallucis longus, extensor digitorum longus, fibularis tertius

muscles of the anterior leg compartment

What is the main duty of the lateral leg compartment?

Plantar flex the ankle and evert the foot

Fibular longus, fibularis brevis

muscles of the lateral leg compartment

What is the main duty of the superficial posterior leg compartment?

plantar flex the ankle

Gastrocnemius, soleus, plantaris

muscles of the superficial posterior leg compartment

What is the main duty of the deep posterior leg compartment?

plantar flex the ankle and flex the toes

Popliteus, tibialis posterior, flexor hallucis longus, flexor digitorum longus

muscles of the deep posterior leg compartment

innervates extensor hallucis brevis

deep fibular nerve

innervates extensor digitorum brevis

deep fibular nerve

innervates abductor hallucis

medial plantar nerve

innervates flexor digitorum brevis

medial plantar nerve

innervates abductor digiti minimi

lateral plantar nerve

innervates tibialis anterior

deep fibular nerve

innervates extensor hallucis longus

deep fibular nerve

innervates extensor digitorum longus

deep fibular nerve

innervates fibularis tertius

deep fibular nerve

innervates fibularis longus

superficial fibular nerve

innervates fibularis brevis

superficial fibular nerve

innervates gastrocnemius

tibial nerve

innervates soleus

tibial nerve

innervates plantaris

tibial nerve

innervates popliteus

tibial nerve

innervates tibialis posterior

tibial nerve

innervates flexor hallucis longus

tibial nerve

innervates flexor digitorum longus

tibial nerve

gluteus maximus, biceps femoris long head, semitendinosus, semimembranosus

extend hip

tensor fasciae latae, psoas major, iliacus, satorius, rectus femoris, pectineus,

flex hip

gluteus maximus, piriformis,

lateral rotation of hip

gluteus medius, gluteus minimus, tensor fasciae latae

abduct hip

gracilis, pectineus, adductor longus, adductor brevis, adductor magnus

adduct hip

psoas major, iliacus

flex trunk

sartorius, gracilis, biceps femoris, semitendinosus, semimembranosus, gastrocnemius, plantaris, popliteus

flex knee

rectus femoris, vastus lateralis, vastus medialis, vastus intermedius

extend knee

tibialis anterior, extensor hallucis longus, extensor digitorum longus, fibularis tertius

dorsiflex foot

fibularis longus, fibularis brevis, gastrocnemius, soleus, plantaris, tibialis posterior, flexor hallucis longus, flexor digitorum longus

plantar flex foot

tibialis anterior, tibialis posterior

invert foot

fibularis tertius, fibularis longus, fibularis brevis,

evert foot

extensor hallucis longus, extensor hallucis brevis

extend hallux

extensor digitorum longus

extend digits 2-5

extensor digitorum brevis

extend digits 2-4

popliteus

medially rotate tibia

flexor hallucis longus

flex hallux

flexor digitorum longus, flexor digitorum brevis

flex digits 2-5

abductor hallucis

abduct hallux

abductor digiti minimi

abduct digit 5