(1) A person shall not engage in the practice of veterinary medicine unless licensed or otherwise authorized by this article.

    (2) After July 1, 1979, an individual shall not practice as a veterinary technician without a license.

    (3) A veterinary technician shall not diagnose animal diseases, prescribe medical or surgical treatment, or perform as a surgeon.

    (4) The following words, titles, or letters or a combination thereof, with or without qualifying words or phrases, are restricted in use only to those persons authorized under this part to use the terms and in a way prescribed in this part: "veterinary", "veterinarian", "veterinary doctor", "veterinary surgeon", "doctor of veterinary medicine", "v.m.d.", "d.v.m.", "animal technician", or "animal technologist".