Final answer:
A directive needed for end of life assistance is an Advanced Directive, also known as a living will. It specifies the medical interventions a person wishes to receive or decline if they become incapacitated and can no longer express their wishes.
Step-by-step explanation:
A directive needed for end of life assistance is Advanced Directive, which is also known as a living will. An advanced directive is a written legal document that specifies the medical interventions a person wishes to receive or decline if they become incapacitated and can no longer express their wishes. It can include instructions about end-of-life care, such as not wanting to receive life-extending treatments or a Do Not Resuscitate (DNR) Order to prevent medical personnel from reviving the patient if their heart stops or they stop breathing.