Upper Limb- Upper Arm Muscles

Question 1

Long head biceps brachii

Answer 1

Supraglenoid tubercle —> radial tuberosity
Humerus flexion, forearm flexion, radioulnar supination
N: c5-c6–> Musculocutaneous N
BV: brachial artery

Question 2

Short head biceps brachii

Answer 2

Coracoid — radius tuberosity
Humerus flexion, forearm flexion, radioulnar supination

N: C5-C6 –> musculocutaneous N
BV: brachial artery

Question 3

Corachobrachialis

Answer 3

Coracoid process —> middle 1/3 humerus
Humerus flexion, adduction
N: C5-C6 –> musculocutaneous
BV: brachial artery–> muscular

Question 4

Brachialis

Answer 4

Distal 1/2 humerus—> ulna coronoid tuberosity & tuberosity
Forearm flexion
N: c5-c6–> musculocutaneuous N
BV: brachial & radial reccurent