(1) Any public agency required to provide for the disposition of human remains in any legal manner at public expense must surrender the human remains to:

(a) Any physician or surgeon, to be used for the advancement of anatomical science, preference being given to medical schools in this state, for their use in the instruction of medical students; or

(b) An accredited educational institution offering funeral services and embalming programs for use in training embalming students under the supervision of an embalmer licensed under chapter 18.39 RCW.

(2) If the deceased person requested to be buried, or if some person claiming to be a relative or a responsible officer of a religious organization with which the deceased at the time of death was affiliated requires the remains to be buried, the remains must be buried, subject to the requirements of RCW 68.50.110 and 68.50.230.