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Muscles of the Lower Extremity
name and action
26
Anatomy
Undergraduate 1
10/31/2013

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Cards

Term
Gluteus Maximus
Definition
extension, external rotation of thigh
Term
Gluteus Medius
Definition
abduction of thigh
Term
Gluteus Minimis
Definition
abduction of thigh
Term
Rectus Femoris
Definition
extend leg @ knee joint
flex femur at hip
Term
Vastus Lateralis
Definition
extend leg @ knew joint
Term
Vastus Medialis
Definition
extend leg @ knee joint
Term
Vastus Intermedius
Definition
extend leg @ knee joint
Term
Sartorius
Definition
flexes, abducts, & laterally rotates femur @ hip
Term
Adductor Magnus
Definition
abducts femur
flex femus
Term
Adductor Longus
Definition
abducts femur
Term
Gracilis
Definition
abducts femur
flex leg & help rotate medially
Term
Iliotibial Band (Tract)
Definition
extend, abduct, and laterally rotate the hip
Term
Tensor Fascia Latae
Definition
maintains extended knee
abducts hip
Term
Semimembranosus
Definition
extension of thigh
flex leg
Term
Semitendinosus
Definition
extension of thigh
flex leg
Term
Biceps Femoris
Definition
long head- extend thigh, flex leg
short head- flex leg
Term
Gastrocnemius
Definition
-plantar flexion of foot
-flex of leg & free limb
Term
Soleus
Definition
plantar flexion of foot
Term
Tibialis Anterior
Definition
inversion & dorsiflexion of foot
Term
Extensor Digitorum Longus
Definition
extension of 4 lateral toes
Term
Extensor Hallicus Longus
Definition
extension of great toe
Term
Tibialis Posterior
Definition
Inversion
Plantar flexion of foot
Term
Flexor Digitorum Longus
Definition
Flexion of distal phalanges of lateral 4 toes
Term
Flexor Hallicus Longus
Definition
Flexion of big toe
Term
Peroneous Longus
Definition
eversion & weak plantar flexion of foot
Term
Peroneus Brevis
Definition
eversion of weak plantar flexion of foot
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