3. In this Act, unless the contrary intention appears—“direction” means a direction made in accordance with Division 1 of Part II; “health professional” means—
(a) a medical practitioner—
(i) registered under the Medical Practitioners Act 1930 ; or
(ii) deemed to be registered under that Act by virtue of section 25 of the Mutual Recognition Act 1992 of the Commonwealth; or
(b) a nurse—
(i) registered under the Nurses Act 1988 ; or
(ii) deemed to be registered under that Act by virtue of section 25 of the Mutual Recognition Act 1992 of the Commonwealth;
(a) the carrying out of an operation;
(b) the administration of a drug; or
(c) the carrying out of any other medical procedure;
(a) the provision of reasonable medical and nursing procedures for the relief of pain, suffering and discomfort; and
(b) the reasonable provision of food and water;