Peripheral nerves from the lateral cord (3 in number):
Lateral head of the median nerve (C5, C6, C7 supplies the pronator teres, flexor carpi radialis, palmaris longus).
The median nerve supplies sensation to the skin over the thenar eminence, lateral three and a half fingers including the dorsal aspect of these fingertips).
Lateral pectoral nerve (C5, C6, C7 supplies the clavicular head of the pectoralis major and the pectoralis minor muscle)
Musculocutaneous nerve (C5, C6 supplies the biceps brachii, coracobrachialis and brachialis muscles). The sensory branch includes the lateral cutaneous nerve of the forearm.