Quadriceps Femoris Group Flashcards
Actions, Origins, Insertions, Nerve Innervation, Trigger Point
Rectus Femoris Action
Extend the knee
Flex the hip
Rectus Femoris Origin
Anterior Inferior Iliac Spine (AIIS)
Rectus Femoris Insertion
Tibial tuberosity (via the patella and patellar ligament)
Rectus Femoris Nerve Innervation
Femoral L2, L3, L4
Vastus Medialis Action
Extend the knee
Vastus Medialis Origin
Medial lip of linea aspera
Vastus Medialis Insertion
Tibial Tuberosity (via the patella and the patellar ligament)
Vastus Medialis Nerve innervation
Femoral L2, L3, L4
Vastus Lateralis Action
Extend the knee
Vastus Lateralis Origin
Lateral lip of linea aspera, gluteal tuberosity, and greater trochanter
Vastus Lateralis Insertion
Tibial tuberosity (via the patella and the patellar ligament)
Vastus Lateralis Nerve innervation
Femoral L2, L3, L4
Vastus Intermedius Action
Extend the knee
Vastus Intermedius Origin
Anterior and lateral shaft of the femur
Vastus Intermedius insertion
Tibial tuberosity (via patella and the patellar ligament)
