Elbow, Wrist & Hand (O.I.A)

What is the origin of the short head of the biceps brachii?

coracoid process

origin of long head of biceps brachii?

Supraglenoid tubercle

Insertion of biceps brachii?

Radial tuberosity

What are the actions of the biceps brachii?

Elbow Flexion & supination

The brachialis originates on _______ on the ________

Anterior humerus ; distal half

Where does the brachialis insert?

Coronoid process of ulna

What action does the brachialis perform?

Elbow Flexion

What is the origin of the brachioradialis?

Lateral supracondylar ridge

Where does the brachioradialis insert?

Lateral Styloid process (radius)

What actions does the brachioradialis perform?

Elbow Flexion, pronation, & supination

What is the origin of the pronator teres?

Medial epicondyle

What action does pronator teres perform?

Pronation

Where does the pronator teres insert?

Mid-lateral radius

Where is the origin of the pronator quadratus?

Distal anterior ulna

Where does the pronator quadratus insert?

Distal anterior radius

What action does the pronator quadratus perform?

Pronation

Flexor Carpi Radialis origin?

Medial epicondyle

Insertion of flexor carpi radialis?

Base of metacarpals 2 & 3

Action of flexor carpi radialis?

Wrist Flexion &radial deviation

Origin of palmaris longus?

Medial epicondyle

Insertion point for palmaris longus?

Palmar aponeursis

Palmaris longus action?

Wrist Flexion

Origin point for flexor carpi ulnaris?

Medial epicondyle

Insertion point for flexor carpi ulnaris?

Base of metacarpal 5 (pinky), pisiform, & hamate

Flexor digitorum superficialis origin point?

Medial epicondyle

Where does the flexor digitorum superficialis insert?

middle phalanx 2-5

What actions do the flexor digitorum superficialis perform?

Finger Flexion & wrist flexion

What is the origin of the flexor digitorum profundus?

Proximal anterior ulna

Where does the flexor digitorum profundus?

Distal phalanx 2-5

What actions do the flexor digitorum profundus?

Finger Flexion & wrist flexion

Where does the flexor pollicus longus originate?

Anterior mid-radius and ulna

Where does the flexor pollicus longus insert?

Distal phalanx of thumb