... muscles. Muscle Function Insertion Origin Pectoralis major Flexes upper arm and adducts upper arm Humerous Sternum Clavicle Rib cage Latissimus Dorsi Extends upper arm Adducts upper arm Humerous Vertebra (T6-L5) Deltoid Flexes upper arm Adducts upper arm Extends upper arm Humerous Clavicle Scapula Acromion Biceps Brachi Flexes lower arm Radius Scapula Triceps Extends lower arm Oclearanon Humerus Scapula Gluteus Maximus Extension of the thigh Femur Illium Sacrum Coccyx Gluteus Meduis & Mnimus Abduction of the thigh Femur Illium Hamstring Group Flexes to lower your legs Extension of the lower legs Tibia, Fibula, Head of fibula and lateral of the Londyloid Ischium Long Head Short Head Quadricep Group Flexes the thigh Extends the lower leg Tibia (VIA Patella tendon) Illium Femur Satorius Flexes the hip and the knee Anterior superior Illiac Spine Tibia 4. Movement actions and their functions Action Joint Used Movement Pattern Agonist Muscle Type of Muscular Contraction Lever Class Leg Action in sprinting Hip Flexion + Extension Gluteus Maximus / Hamstrings Concentric 3 Knee Flexion + Extension Quadriceps Eccentric / Concentric 3 Ankle Plantar Flexion Gastrocenemius + Satorius Eccentric / Concentric 2 Overarm Throw Shoulder Flexion Deltoid / Pectorals Concentric 3 Elbow Extension + Adduction Triceps Concentric 1 Leg in Squat Hip Flexion + Extension Gluteus Maximus Eccentric / Concentric 3 Knee Flexion + Extension Quadriceps Eccentric / Concentric 3 Anle Dorsi Flexion + Plantar Flexion Solius / Gastrocenemius Eccentric / Concentric 2 Arm Action in Pushup Shoulder Extension + Flexion ...

See this essay or coursework document in full right now