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Question 1

Which cord of the brachial plexus does the radial nerve come from?

Answer 1

The posterior cord

Question 2

Which cord of the brachial plexus does the ulnar nerve come from?

Answer 2

The medial cord

Question 3

Which cord of the brachial plexus does the medial nerve come from?

Answer 3

The medial and Lateral cords

Question 4

What are the nerve roots of the brachial plexus?

Answer 4

C5, C6, C7, C8, T1

Question 5

Describe the dermatomes of the anterior side of the upper limb

Answer 5

Question 6

Describe the dermatomes of the posterior side of the upper limb

Answer 6

Question 7

Anterior forearm superficial muscles - they originate on the medial epicondyle of the humerus

Answer 7

Question 8

Intermediate muscles of the anterior forearm

Answer 8

Question 9

Deep muscles of the anterior forearm

Answer 9

Question 10

Superficial muscles of the posterior forearm

Answer 10

Question 11

Deep muscles of the posterior forearm

Answer 11

Question 12

Answer 12

Question 13

• The long head of the biceps originates from….
• The short head of the biceps originates from…
• The biceps insert on (2)

Answer 13

• The long head of the biceps originates from teh supraglenoid tubercle of the scapula.
• The short head of the biceps originates from the coracoid process of the scapula.
• The bicpes insert on the radial tuberosity and bicipital aponeurosis (into the deep fascia of the anteror forearm)