AOI Chart

AOI Chart

Supinator

A: Supination of the forearm

O: Ulna and Humerus

I: Proximal portion of radius

Triceps Brachii (Long Head)

A: Extend at the elbow

O: Infraglenoid tubercle of the scapula

I: Ulna

Triceps Brachii (Short Head)

A: Extend at the elbow

O: Posterior surface of proximal half of the humerus

I: Ulna

Brachioradialis

A: Flex at the elbow

O: Distal half of anterior surface of the humerus

I: Ulna

Pronator Teres

A: Pronates at the Ulna and Radius

O:Ulna and Humerus

I: Lateral area of the Radius

Flexor Carpi Radialis

A: Flex at the wrist

O: Humerus

I: Base of Scaphoid

Biceps Brachii (Short Head)

A: Felx the arm

O: Coracoid process of the scapula

I: Radius and Ulna

Biceps Brachii ( Long Head)

Flexor Carpi Ulnaris

A: Flex the arm

O: Supraglenoid tubercle of the scapula

I: Radius and Ulna

A: Flex at the wrist

O: Humerus and Proximal Ulna

I: Pisiform and Hamate

Extensor Carpi Ulnaris

A: Extend at the wrist

O: Posterior middle section of Ulna

I: Triquetrum

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