Nerves in the arm

Question 1

What four nerves surround the axillary artery as it emerges from beneath pectoralis minor?

Answer 1

Musculocutaneous, Radial, Ulna and the medial

Question 2

Which three muscles does the musculocutaneous nerve supply?

Answer 2

Coracobrachialis, Biceps Brachii and Brachialis

Question 3

Which two muscles does the musculocutaneous run between?

Answer 3

Biceps brachii and the brachialis

Question 4

What nerve does the musculocutaneous nerve become as it enters the forearm

Answer 4

The lateral cutaneous nerve

Question 5

Which two nerves run all the way down to the elbow without supplying anything?

Answer 5

The median nerve and the ulna nerve

Question 6

Between the two heads of which muscle does the median nerve pass through as it enters the forearm?

Answer 6

Pronator teres

Question 7

Which two nerves supply all of the flexor and pronator muscles of the forearm?

Answer 7

The median and ulna nerves

Question 8

What nerve runs between the long and medial head of the triceps?

Answer 8

The radial nerve

Question 9

How would you describe the path of the radial nerve?

Answer 9

A spiral

Question 10

Which two branches does the radial nerve branch of into as it passes beneath the elbow joint?

Answer 10

The deep motor branch and the superficial sensory branch

Question 11

Which muscles does the radial nerve supply

Answer 11

triceps, anconeus, brachial radialis, all three wrist extensors and supinator