Upper Limb Myotomes and nerve roots

Question 1

Describe upper limb nerve roots and function?

Answer 1

C5 - Elbow Flexion (bicep), Shoulder abduction (Deltoid), sensation over lateral antecubital fossa proximal to the elbow joint

C6 - Wrist extension, sensation over lateral forearm.

C7 - Elbow extension, triceps, wrist flexors, sensation over middle finger

C8 - Finger flexion, ulnur deviation, sensation over little finger and medial forearm.

T1 - Finger abduction/adduction. Medial antecubital fossa.