Elbow Muscles

Question 1

Biceps brachi

Origin
Insertion
Action

Answer 1

Origin–SH coracoid process
LH- supraglenoid tubercle

Insertion- Radial tuberosity

Action- flexion of elbow, supination of radioulnar joint, flexion of shoulder

Question 2

How to activate biceps brachii

Answer 2

90’ flexion, supernation, shake hand and resist flexion

Question 3

Brachialis

Origin
Insertion
Action

Answer 3

Origin- distal anterior humerus

Insertion- coronoid process of ulnar

Action- flexion of elbow

Question 4

Brachialis action

Answer 4

90’ flexion, probation, shake hand and resist flexion

Question 5

Pronator quadratus

Origin
Insertion
Action

Answer 5

Origin- medial anterior surface of distal ulna

Insertion- lateral anterior surface of distal radius

Action- pronation of forearm

Question 6

Action pronator quadratus action

Answer 6

Neutral, shake hand and resist pronation

Question 7

Pronator teres

Origin
Insertion
Action

Answer 7

Origin- medial epicondyle of humerus