1. Triceps Brachii
O: InfraGlenoid Tubercle &
the Posterior Proximal &
Distal Shaft of Humerus
I: Olecranon
Process
A: Elbow-Extension
Shoulder- Adduction, Extension

2. CoracoBrachialis
O: Coracoid
Process
I: Middle 1/3
of the medial
Shaft of the
Humerus
A: Shoulder- Flexion, Adduction

3. Biceps Brachii
O: SupraGlenoid Tubercle
& Coracoid Process
I: Radial Tuberosity
A: Shoulder-
Flexion
Elbow- Flexion,
Supination

4. Brachialis
O: Distal ½ of the
Anterior Shaft of
the Humerus
I: Ulnar Tuberosity &
Coronoid Process
A: Elbow- Flexion

5. BrachioRadialis
O: Lateral
SupraCondylar Ridge of
the Humerus
I: Styloid Process of the
Radius
A: Elbow- Flexion,
Supination, Pronation

6. Pronator Teres
O: Medial Epicondyle
of Humerus & Medial
Coronoid Process
I: Middle 1/3 of the
Lateral Radius
A: Elbow-
Flexion, Pronation