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Biceps brachii (short head)
Origin - Coracoid process of scapula
Insertion - Radial tuberosity of radius
Action - Flexion at the shoulder and elbow
Biceps brachii (long head)
Origin - Glenoid cavity
Insertion - Radial tuberosity of radius
Action - Flexion at shoulder and elbow
Brachioradialis
Origin - humerus
Insertion - Styloid process of radius
Action - Flexion at the elbow
Brachialis
Origin - Humerus
Insertion - Ulnar tuberosity
Action - Flexion at elbow
Triceps brachii (lateral head)
Origin - Humerus
Insertion - Olecranon of ulna
Action - Extension a the elbow
Triceps brachii (long head)
Origin - Scapula
Insertion - Olecranon of ulna
Action - Extension at elbow
Triceps brachii (medial head)
Origin - Humerus
Insertion - Olecranon of ulna
Action - extension at the elbow
Pronator teres
Origin - medial epicondyle of humerus
Insertion - Radius
Action - Pronation
Flexor carpi ulnaris
Origin - medial epicondyle of humerus
Insertion - pisiform
Action - flexion and adduction at the wrist
Palmaris longus
Origin - medial epicondyle of humerus
Insertion - palmar aponeurosis
Action - flexion at the wrist
Flexor carpi radialis
Origin - medial epicondyle of humerus
Insertion - Metacarpals II-III
Action - Flexion at the wrist
Extensor carpi radialis longus
Origin - Humerus
Insertion - Base of metacarpal II
Action - Extension at the wrist
Extensor carpi radialis brevis
Origin - Lateral epicondyle of hemerus
Insertion - Base of metacarpal III
Action - Extension at the wrist
Extensor carpi ulnaris
Origin - Lateral epicondyle of humerus
Insertion - Metacarpal V
Action - Extension at the wrist
