Title 31, Chapter 9, Section 6
(a) This chapter shall be liberally construed, and all relationships
set forth in this chapter shall include the adoptive, foster, and
step relations as well as blood relations and the relationship by
common-law marriage as well as ceremonial marriage.
(b) A consent by one person authorized and empowered to consent to
surgical or medical treatment shall be sufficient.
(c) Any person acting in good faith shall be justified in relying on
the representations of any person purporting to give consent,
including, but not limited to, his identity, his age, his marital
status, his emancipation, and his relationship to any other person
for whom the consent is purportedly given.
(d) A consent to surgical or medical treatment which discloses in
general terms the treatment or course of treatment in connection
with which it is given and which is duly evidenced in writing and
signed by the patient or other person or persons authorized to
consent pursuant to the terms of this chapter shall be conclusively
presumed to be a valid consent in the absence of fraudulent
misrepresentations of material facts in obtaining the same.