Final answer:
A Do Not Resuscitate (DNR) order is specific to resuscitation efforts during cardiac arrest and does not influence treatment prior to that medical emergency.
Step-by-step explanation:
The specific document that pertains to resuscitation efforts and does not affect treatment prior to a patient entering cardiac arrest is a Do Not Resuscitate (DNR) order.
A DNR order is a legally binding document stating that if a person's heart stops beating or they stop breathing, medical personnel are not to attempt resuscitation. In contrast, a living will, advance directive, and medical power of attorney are broader and can include instructions for different types of medical treatment or decisions before cardiac arrest occurs. These documents may be influenced by personal values, including religious beliefs and cultural background.