Upper Limb — General

1.A patient was brought with complaints of inability to abduct the right arm. On inspection, bulging in the upper part of the arm was observed

• a) Name the joint involved
• b) Write on the ligaments of the joint
• c) Write on the relations of the joint
• d) Write on the movements of the joint with muscles helping in the movements

1.Section through middle of arm

1.All the following are branches of the involved nerve EXCEPT

• a) Upper lateral cutaneous nerve of arm
• b) Lower lateral cutaneous nerve of arm
• c) Posterior cutaneous nerve of arm
• d) Posterior cutaneous nerve of forearm