Except as otherwise provided in this Act, no person except a registered veterinarian or permit holder shall engage in the practice of veterinary medicine.
(a) a technologist practicing under the direction or control of an unrestricted veterinarian and in accordance with the regulations;
(b) a person who is engaged in trimming hooves, shoeing and applying or using corrective procedures or devices specifically for gait and stance modifications in animals;
(c) a person or the person's employee who is engaged in the treatment of the person's animals or animals of the person's employer;
(d) a person who is engaged in the examination or preventive or therapeutic treatment of farm animals using non-surgical procedures in return for the performance of similar services by the owner of the animals;
(e) a person or the person's employee who is engaged in the treatment of farm animals that the person rents or leases from or custom feeds for the owner of the animals, if the owner consents;
(f) a person who is engaged in dehorning cattle, sheep or goats, in docking pigs, sheep or horses or in castrating cattle, sheep, goats, pigs, horses or any other animal prescribed in the regulations made under section 3;
(g) a person who is using an animal in research at a university, if the research is carried out using acceptable veterinary procedures and the use of the animal has been approved by an appropriate animal care committee of which at least one member is a registered veterinarian;
(h) a person who gives assistance in a time of urgent need, if the assistance is given without hire, gain or hope of reward.