Elbow muscles

Question 1

Brachialis

Answer 1

origin - Distal 1/2 of anterior surface of humerus
insertion - Coronoid process + tuberosity of ulna
Action - elbow flexion

Question 2

Bracio-radialis

Answer 2

origin - lateral supracondylar ridge
insertion - styloid process of radius
action - elbow flexion (esp. mid-pronation)

Question 3

Biceps brachii

Answer 3

origin -
SH - coracoid process
LH - supraglenoid tubercle of scapula
insertion - radial tuberosity and bicipital aponeurosis
action - Elbow fleoxion + supination forearm

Question 4

Triceps

Answer 4

origin -
SH - coracoid process
LH - supraglenoid tubercle of scapula
insertion - olecranon
action - elbow extension

Question 5

pronator teres

Answer 5

origin - humeral head, medial epicondyle, ulnar head, coronoid process
insertion - lateral surfacee of radius
action - Forearm pronation + assists elbow flexion