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Serratus Anterior
Origin: Ribs
Insertion: Scapula
Purpose: Pulls Scapula ventrally
Serratus Dorsalis (not on human)
Origin: Lumbar Vertebrae
Insertion: Rib
Purpose: Draws rib anteriorly
Deltoid: Clavicular head
Origin: Clavicle & Scapula
Insertion: Humerus
Purpose: Adducts Humerus
Deltoid: Acromial head
Origin: Clavicle & Scapula
Insertion: Humerus
Purpose: Flexes Humerus
Deltoid: Spinous head
Origin: Clavicle & Scapula
Insertion: Humerus
Purpose: Flexes Humerus
Supraspinatus
Purpose: Abducts Humerus
Infraspinatus
Purpose: Adducts Humerus
Subscapularis
Purpose: Rotates Humerus
Triceps: Brachii Lateral Head
Origin: Humerus
Insertion: Ulna
Purpose: Extends Forearm
Triceps: Brachii Long Head
Origin: Scapula
Insertion: Ulna
Purpose: Extends Forearm
Triceps: Brachii Medial Head
Origin: Humerus
Insertion: Ulna
Purpose: Extends Forearm
Biceps Brachii
Origin: Coracoid Process & Gelnoid Cavity
Insertion: Radial Tuberosity
Purpose: Flexes elbow & supinates forearm & hand
Brachioradialis
Purpose: Flexes elbow
Brachialis
Purpose: Flexes elbow
