"controlled veterinary act"

in relation to any animal or thing, means—

(a)the isolation, detention, inspection, testing, immunization, observation, sampling, marking, treatment, care, destruction or any other disposal of,
(b)the carrying out of any operation or of any post-mortem examination on; or
(c)the rendering of any service pertaining specially to the veterinary profession referred to in the rules made under section 30(1)(a) of the Veterinary and Para-Veterinary Professions Act, 1982 (Act No. 19 of 1982), in respect of,

any such animal or thing for any controlled purpose;