The nurse is developing a plan of care for patients exposed to radiation during a mass casualty incident. The nurse assesses the onset of gastrointestinal symptoms such as nausea, vomiting, loss of appetite, diarrhea, and/or fatigue within how many hours after exposure?

The nurse is developing a plan of care for patients exposed to radiation during a mass casualty incident. The nurse assesses the onset of gastrointestinal symptoms such as nausea, vomiting, loss of appetite, diarrhea, and/or fatigue within how many hours after exposure?



Answer: 48 to 72

Explanation:

The prodromal phase (presenting symptoms) of radiation exposure occurs within 48 to 72 hours after exposure. Signs and symptoms include nausea, vomiting, loss of appetite, diarrhea, and fatigue. With high-dose radiation exposure, the signs and symptoms may include fever, respiratory distress, and increased excitability.


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