(2) Understanding the nature and
effect of the advance health directive includes understanding the following
matters—
(a) the nature and likely effects of each direction in the advance
health directive;
(b) a direction operates only while the principal has
impaired capacity for the matter covered by the direction;
(c) the principal
may revoke a direction at any time the principal has capacity for the matter
covered by the direction;
(d) at any time the principal is not capable of
revoking a direction, the principal is unable to effectively oversee the
implementation of the direction.
Note—
If there is a reasonable likelihood
of doubt, it is advisable for the witness to make a written record of the
evidence as a result of which the witness considered the principal understood
these matters.
(3) A principal has capacity to make an advance health
directive, to the extent it gives power to an attorney, only if the principal
has the capacity necessary to make an enduring power of attorney giving the
same power.