5(1)If a person of any age who has not given a consent under section 4 dies or, in the opinion of a medical practitioner, is incapable of giving a consent by reason of injury or disease and the person’s death is imminent, the following persons may consent in writing, or orally in the presence of at least two witnesses, to the use of the body of the person or any specified part or parts of the body after death for therapeutic purposes, or for the purposes of medical education or scientific research: