Origin: Anterior inferior iliac spine and ilium superior to the acetabulum
Insertion: Quadriceps tendon onto the base of the patella and onto the tibial tuberosity via the patella tendon.
Actions: Flexes the hip and extends the knee.
Innervation: Femoral nerve (L2-4)
Daily uses: Cycling, walking upstairs.
Other muscles of the Upper Limb
Origin: Posterior surface of the scapula (below the spine of the scapula) .
Insertion: Greater tuberosity on the humerus .
Actions: Shoulder abduction, External rotation.
Innervation: Suprascapular nerve .
Daily uses: Brushing hair.
Origin: Mid section of the lateral border of the scapula
Insertion: Greater tuberosity on the humerus
Actions:External rotation, Shoulder adduction
Innervation: Axillary nerve
Daily uses: Brushing hair
Origin: Supraspinous fossa
Insertion: Greater tuberosity of the humerus
Actions: Abduction Stabilisation of the humerus
Innervation: Suprascapular nerve
Daily uses: Holding shopping bags away from the body