Rectus Femoris
Origin: Anterior Inferior Iliac Spine
Insertion: Tibial Tuberosity via Patellar Tendon
Function: Hip Flexion / Extension of Knee
Origin of Rectus of Femoris
Anterior Inferior Iliac Spine (AIIS)
Insertion of Rectus Femoris
Tibial Tuberosity via Patellar Tendon
Function of Rectus Femoris
Flexion of Hip/ Extension of Knee
Vastus Lateralis
Origin: Greater Trochanter & Linea Aspera of Femur
Insertion: Tibial Tuberosity via Patellar Tendon
Function: Knee Extension
Origin of Vastus Lateralis
Greater Trochanter and Linea Aspera of Femur
Insertion of Vastus Lateralis
Tibial Tuberosity via Patellar Tendon
Function of Vastus Lateralis
Knee Extension
Vastus Intermedius
Origin: Femur
Insertion: Tibial Tuberosity via Patellar Tendon
Function: Knee Extension
Origin of Vastus Intermedius
Femur (anterior surface)
Insertion of Vastus Intermedius
Tibial Tuberosity via Patellar Tendon
Function of Vastus Intermedius
Knee Extension
Vastus Medialis
Origin: Linea Aspera (medial surface)
Insertion: Tibial Tuberosity via Patellar Tendon
Function: Knee Extension
Origin of Vastus Medialis
Linea Aspera (medial surface)
Insertion of Vastus Medialis
Tibial Tuberosity via Patellar Tendon
Function of Vastus Medialis
Knee Extension
Sartorius
Origin: Anterior Superior Iliac Spine
Insertion: Sherden’s tubercle
Function: Controls Rotation of Tibia
Origin of Sartorius
Anterior Superior Iliac Spine
Insertion of Sartorius
Medial Tibial Plateau (Sherden’s Tubercle)
Function of Sartorius
Controls Rotation of Tibia