Tendons of the common digital extensor m. (1) and the lateral digital extensor m. (2) are elevated by forceps. Identify the extensor carpi radialis m. (3) and the ulnaris lateralis m. (4). The latter inserts on the accessory carpal bone. Craniolateral antebrachial muscles originate form the vicinity of the lateral epicondyle of the humerus (asterisk). Find the anconeus m. (5), caudal to the epicondyle.

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