Final answer:
The purpose of an advance directive is to describe how the medical team should respond to a life-threatening crisis.
Step-by-step explanation:
The purpose of an advance directive is to describe how the medical team should respond to a life-threatening crisis. It is a legal document that expresses a person's healthcare wishes in the event they are unable to communicate. It helps ensure that their preferences regarding medical treatment and end-of-life care are followed.
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