Final answer:
A dental member must report a matter involving a fatality of a dental patient from receiving anesthesia immediately.
Step-by-step explanation:
A dental member must report a matter involving a fatality of a dental patient from receiving anesthesia immediately. This is a serious event that requires prompt reporting to ensure patient safety and proper investigation. The reporting process may vary depending on the country or state, but generally, it involves informing the relevant authorities, such as the dental board or medical examiner, and providing detailed information about the incident.