Quadricep Muscles Flashcards by Matthew James

Q

Rectus Femoris

A

Origin -
Anterior Superior Iliac Spine

Insertion -
Tibial Tuberosity via Patella

Actions -
Flexion of the hip
Extension of the knee

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Q

Vastus Lateralis

A

Origin -
Lateral femur and greater trochanter

Insertion -
Tibial tuberosity via Patella

Actions -
Extension of the knee

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Q

Vastus Intermedius

A

Origin -
Anterior Femur

Insertion -
Tibial tuberosity via Patella

Actions -
Extension of the knee

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Q

Vastus Medialis

A

Origin -
Medial Femur

Insertion -
Tibial tuberosity via Patella

Actions -
Extension of knee (especially in the last 20 degrees of motion)

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