Leg Muscles

Latin	English
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
Gracilis
Iliacus
Rectus femoris
Sartorius
Sartorius
Semimembranosus
Semimembranosus
Semitendinosus
Soleus
Tibialis anterior
Vastus lateralis
Vastus medialis