Nerve Pathway

Question 1

Musculocutaneous Nerve Pathway

C5-C7

Answer 1

Pierces coracobrachialis (impingement point)
Passes distally between biceps and Brachialis (impingement point)
Runs down lateral cutaneous aspect of forearm

Question 2

Median Nerve Pathway C6-T1

Answer 2

Travels medial aspect of arm with Brachial artery 
Lies in cubital fossa
Passes both heads Pronator Teres
Gives palmar cutaneous branch
Passes carpal tunnel

Question 3

Ulnar Nerve C8-T1

Answer 3

Passes medial epicondlye
Passes 2 heads of flexor Carpi Ulnaris
Passes superficial to the flexor retinaculum
Passes through ulnar canal

Question 4

Nerve Pathway of Axillary Nerve C5-C6

Answer 4

Enters Quadrangular space
Winds around surgical neck of the humerus
Supplies deltoids and Teres minor

Question 5

Radial Nerve C5-T1 Nerve Pathway

Answer 5

Enters lateral triangular nerve
Runs in radial/spiral groove
Passes through lateral aspect of cubital Fossa
AT LATERAL EPICONDLYE
Deep Branch- Muscle and Nerve
Superficial Branch- Cutaneous Supply
Deep passes 2 heads of Supinator to from radial tunnel
Superficial runs through brachioradialis and runs over anatomical snuffbox