Leg Muscles

37 terms by coryschenck 

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Gluteus maximus

Extends and laterally rotates thigh; adducts the hip

Gluteus medius

Medially rotates thigh; abducts the hip

Iliacus

Flexes thigh at the hip

Gracilis

Adducts thigh at the hip and flexes leg at the knee; assists in medial rotation

Sartorius

Flexes, abducts, and laterally rotates thigh at the hip; flexes knee (anterior view)

Rectus femoris

ORIGIN: anterior superior iliac spine; INSERTION: medial side of proximal tibia
ACTION: Extends leg at the knee and flexes thigh at the hip (anterior view)

Vastus medialis

Extends leg at the knee; part of the quadriceps group (anterior view)

Vastus lateralis

Extends leg at the knee; part of the quadriceps group (anterior view)

Psoas major

Flexes thigh at the hip; flexes vertebral column (anterior view)

Gracilis

Adducts thigh at the hip and flexes leg at the knee; assists in medial rotation (pposterior view)

Vastus medialis

Extends leg at the knee; part of the quadriceps group (posterior view)

Biceps femoris

Flexes leg at the knee and extends thigh at the hip; belongs to the hamstring group

Semitendinosus

Flexes leg at the knee and extends thigh at the hip; belongs to the hamstring group

Semimembranosus

Flexes leg at the knee and extends thigh at the hip; belongs to the hamstring group

Gastrocnemius

Plantar flexion of ankle

Soleus

Plantar flexion of ankle

Soleus

Plantar flexion of ankle

Tibialis anterior

Dorsiflexion of foot at the ankle; inversion of foot

Extensor digitorum longus

Extends the lateral four toes; dorsiflexion of ankle and eversion of foot

Soleus

Plantar flexion of ankle

Biceps femoris

Extensor digitorum

Gastrocnemius

Gluteus maximus

Gluteus medius

Rectus femoris

Semimembranosus

Semimembranosus

Semitendinosus

Tibialis anterior

Vastus lateralis

Vastus medialis

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