AOI-Leg Muscles

AOI-Leg Muscles

Gluteus maximus

• A: Extension at knee, lateral rotation
• O: Ileum, sacrum, and coccyx
• I: IT Band

Gluteus medius

Sartorius

• A: Abduction and medial rotation at the hip
• O: ilium
• I: Proximal femur

• A: Flexion at the knee, abduction, rotation at hip and knee
• O: Anterior illiac spine
• I: Medial tibia

Bicep Femoris

Rectus femoris

• A: Flexion and lateral rotation
• O: Long head- Ischial Tuberosity
• Short head-proximal femur
• I: Head of fibula

• A: Extension at the knee
• O: Anterior illiac spine
• I: Patellar tendon

Vastus lateralis

• A: Extensor at the knee
• O: Proximal femur
• I: Proximal tibia

Tibialis anterior

Vastus medialis

• A: Dorsiflexion and inversion of ankle
• O: Proximal tibia
• I: Talus

• A: Extension at the knee
• O: Anterior illiac crest
• I: Proximal tibia

Extensor Digitorum Longus

• A: Extension of digits 2-5
• O: Lateral side of tibia and fibula
• I: Talus

Gastrocnemius

• A: Plantar flex the foot
• O: Distal femur
• I: Calcaneous

Soleus

• A: Plantar flex the foot
• O: Distal femur
• I: Calcaneous