Summarized Musculature of LL Flashcards
Muscles of the gluteal region
Gluteus maximus
gluteus medius
gluteus minimus
tensor fasciae latae
Action of gluteus maximus
extend and laterally rotate thigh at hip
innervation of gluteus maximus
inferior gluteal nerve
action of gluteus medius
abduct and medially rotate thigh at hip
innervation of gluteus medius
superior gluteal nerve
action of gluteus minimus
abduct and medially rotate thigh at hip
innervation of gluteus minimus
superior gluteal
action of tensor fasciae latae
flex and medially rotate thigh at hip
innervation of tensor fasciae latae
superior gluteal nerve
lateral rotator muscles
piriformis superior gemellus obturator internus inferior gemellus quadratus femoris obturator externus
action of piriformis
laterally rotate thigh at hip
innervation of piriformis
nerve to piriformis
action of superior gemellus
laterally rotate thigh athip
innervation on superior gemellus
nerve to obturator interns and superior gemellus
action of obturator internus
laterally rotate thigh at hip
innervation of obturator internus
nerve to obturator internus and superior gemellus
action of inferior gemellus
laterally rotate thigh at hip
innervation of inferior gemellus
nerve to quadratus femoris and inferior gemellus
action of quadratus femoris
nerve to quadratus femoris and infeiror gemellus
innervation of quadratus femoris
nerve to quadratus femoris and inferior gemellus
action of obturator externus
laterally rotate thigh at hip
innervation of obturator externus
posterior branch of obturator nerve
anterior thigh muscles
iliopsoas sartorius quadriceps femorsis -rectus femoris -vastus lateralis -vastus medialis - vastus intermedius
action of iliopsoas
flexion of trunk
innervation of iliopsoas
femoral nerve
action of lateral rotators
laterally rotate thigh at hip
action of sartorius
flex, abduct, laterally rotate thigh at hip, flex leg at knee
innervation of sartorius
femoral nerve
action of rectus femoris
flex thigh at hip, extend leg at knee
innervation of rectus femoris
femoral nerve
action of vastus lateralis
extend leg at knee
innervation of vastus medialis
femoral nerve
action of vastus intermedius
extend leg at knee
innervation of vastus intermedius
femoral nerve
innervation of anterior thigh muscles
femoral nerve
medial thigh muscles
gracilis pectineus adductor longus adductor brevis adductor magnus (adductor and extensor part)
action of gracilis
adduct and flex thigh at hip
innervation of gracilis
anterior branch of obturator nerve
action of pectineous
adduct and flex thigh at hip
innervation of pectineus
femoral nerve
action of adductor longus
adduct and flex thigh at hip
innervation of adductor longus
anterior branch of obturator nerve
action of adductor brevis
adduct and flex thigh at hip
innervation of adductor brevis
anterior branch of obturator nerve
action of adductor Magnus (adductor part)
adduct and flex thigh at hip
innervation of adductor Magnus (adductor part)
posterior branch of obturator nerve
action of adductor Magnus (extensor part)
extend thigh at hip
innervation of adductor Magnus (extensor part)
tibial part of sciatic nerve
action of all medial thigh muscles EXCEPT extensor pat of adductor magnus
adduct and flex thigh at hip
posterior thigh muscles (hamstrings)
semitendinosus
semimembranous
biceps femoris (long head, short head)
action of semitendinosus
extend thigh at hip
flex leg at knee
innervation of semitendinosus
tibial part of sciatic nerve
action of semimembranosus
extend thigh at hip
flex leg at knee
innervation of semimembranosus
tibial part of sciatic nerve
action of long head of biceps femoris
extend thigh at hip
flex leg at knee
innervation of long head of biceps femurs
tibial part of sciatic
action of short head of biceps femoris
laterally rotate leg at knee
innervation of short head of biceps femoris
common fibular part of sciatic nerve
innervation of all posterior thigh muscles EXCEPT short head of biceps femoris
tibial part of sciatic nerve
Common insertion into the upper medial surface of the tibia involving the tendons sartorius, gracilis, semitendinosus (ant to poster)
pes anserinus
Pes Anserinus is composed of ____ anteriorly to posteriorly
sartorius
gracilis
semitendinosus
anterior leg compartment
tibialis anterior
extensor hallucis longus
extensor digitorum
fibularis tertius
action of tibias anterior
dorsiflex and invert foot at ankle
innervation of tibias anterior
deep fibular
action of extensor hallucis longus
extend big toe
innervation of extensor hallucis longus
deep fibular nerve
action of fibularis tertius
dorsiflex and evert foot at ankle
innervation of fibularis tertius
deep fibular nerve
innervation of anterior leg compartment
deep fibular nerve
lateral leg compartment
fibularis longus
fibularis brevis
action of fibularis longus
evert foot at ankle
innervation of fibularis longus
superficial fibular nerve
action of fibularis brevis
evert foot at ankle
innervation of fibularis brevis
superficial fibular nerve
action and innervation of lateral leg compartment
action: evert foot at ankle
innervation: superficial fibular nerve
superficial posterior leg compartment
gastrocnemius
soleus
plantaris
action of gastrocnemius
plantar flex foot at ankle
innervation of gastrocnemius
tibial nerve
action of soleus
plantar flex foot at ankle
innervation of soleus
tibial nerve
action of planters
plantar flex foot at ankle
innervation of plantaris
tibial nerve
action and innervation of superficial posterior leg compartment
action: plantar flex foot at ankle
innervation: tibial nerve
deep posterior leg compartment
popliteus
tibialis posterior
flexor digitorum
flexor hallucis longus
action of popliteus
medially rotate leg at knee
innervation of popliteus
tibial nerve
action of tibials posterior
plantar flex and invert foot at ankle
innervation of tibialis posterior
tibial nerve
action of flexor digitorum longus
flex toes 2-5
innervation of flexor digitorum longus
tibial nerve
action of flexor hallucis longus
flex toe 1
innervation of flexor hallucis longus
tibial nerve
innervation of deep posterior leg compartment
tibial nerve
muscle(s) in the dorms of the foot
extensor digitorum brevis
layer 1 of plantar surface of foot
abductor hallucis
flexor digitorum brevis
abductor digiti minimi
abductor digiti minimi
layer 2 of plantar surface of foot
quadratus plantae
lumbricals (1-4)
layer 3 of plantar surface of the foot
flexor hallucis brevis
adductor hallucis
flexor digiti minimi
layer 4 of plantar surface of foot
plantar interossei
dorsal interossei
muscles innervated by inferior gluteal nerve
gluteus maximus
muscles innervated by superior gluteal
gluteus medius
gluteus minimus
Tensor fasciae latae
muscles innervated by nerve to piriformis
piriformis
muscles innervated by nerve to obturator internus and superior gemellus
superior gemellus
obturator internus
muscles innervated by nerve to quadrates femoris and inferior gemellus
inferior gemellus
nerve to quadratus femoris
muscles innervated by femoral nerve
iliopsoas sartorius rectus femoris vastus lateralis vastus medialis vastus intermedius pectineus
muscles innervated by anterior branch of obturator
gracilis
adductor lunges
adductor brevis
muscles innervated by posterior branch of obturator nerve
obturator externus adductor Magnus (long head
muscles innervated by common fibular part of sciatic nerve
short head of biceps femoris
muscles innervated by deep fibular nerve
tibialis anterior extensor hallucis longus extensor digitorum longus fibularis tertius extensor digitiorum brevis
muscles innervated by superficial fibular nerve
fibularis longus
fibularis brevis
muscles innervated by tibial nerve
gastrocnemius soleus plantaris tibialis posterior flexor digitorum longus flexor hallucis longus
muscles that extend thigh at hip
semitendinosus
semimembranosus
long head of biceps femoris
adductor magnus
muscles that laterally rotate thigh at hip
gluteus maximus piriformis superior gemellus obturator internus inferior gemellus quadratus femoris obturator externus sartorius
muscles taht abduct thigh at hip
sartorius
gluteus medius
gluteus minimus
muscles that medially rotate thigh at hip
gluteus medius
gluteus minimus
tensor fasciae latae
muscles that flex thigh at hip
tensor fasciae latae sartorius muscle rectus femoris gracilis pectineus adductor longus adductor brevis adductor Magnus (adductor part)
muscles that adduct thigh at hip
gracilis pectineus adductor longus adductor brevis adductor Magnus (adductor part)
muscles that flex trunk
iliopsoas
muscles that extend leg at knee
rectus remoris
vastus lateralism
vastus medialis
vastus intermedius
muscles that flex leg at knee
semitendinosus semimembranosus long head of biceps femoris sartorius gracilis gastrocnemius
muscles that laterally rotate leg at knee
short head of biceps femoris
muscles that dorsiflex ankle
tibialis anterior
fibularis tertius
muscles that plantar flex foot at ankle
gastrocnemius
soleus
plantaris
tibialis posterior
muscles that invert foot at ankle
tibialis anterior
tibialis posterior
evert foot at ankle
fibularis tertius
fibularis longus
fibularis brevis