The document describes the superficial forearm flexor muscles. It notes there are 5 muscles: Pronator teres, Flexor carpi radialis, Palmaris longus, Flexor digitorum superficialis, and Flexor carpi ulnaris. It details the origin, insertion, action, nerve supply and blood supply of each muscle. The median nerve supplies all muscles except Flexor carpi ulnaris, which is supplied by the ulnar nerve.