Anatomy Of Back, Upper Limb, Lower Limb

Question 1

Spinal nerves that make up the terminal nerves of brachial plexus

Answer 1

Musculocutaneous: C5-C7 
Median:C6-T1
Ulnar: C8 and T1 (lower trunk)
Radial: C5-C8
Axillary: C5 and C6 (upper trunk)

Question 2

Spinal Nerves that make up upper trunk

Answer 2

C5 and C6

Question 3

Spinal nerves that make up middle trunk

Answer 3

C7

Question 4

Spinal nerves that make up lower trunk

Answer 4

C8 and T1

Question 5

Nerve damage when you fracture the surgical neck of humerus

Answer 5

Axillary nerve

Question 6

Nerve damage when you fracture the spiral groove on shaft of humerus

Answer 6

Radial nerve

Question 7

Nerve damage when you fracture the medial supracondylar ridge of humerus

Answer 7

Median nerve

Question 8

Direction of ulnar dislocation at elbow and proximal radial ulnar joint

Answer 8

Posteriorly

Question 9

Direction of radial dislocation at elbow and proximal radioulnar joint

Answer 9

Inferiorly