Final answer:
b. Report the cases to the local health department for investigation. The appropriate action for the community health nurse to take in response to the measles outbreak among unvaccinated children from the same family is to report the cases to the local health department for investigation.
Step-by-step explanation:
The appropriate action for the community health nurse to take in response to the measles outbreak among unvaccinated children from the same family is to report the cases to the local health department for investigation. This action is necessary to determine the extent of the outbreak, identify any potential sources of infection, and implement appropriate control and prevention measures. Reporting the cases to the local health department will also help to ensure that proper public health interventions are initiated to prevent the further spread of measles.
Providing immunizations to the affected children immediately (option a) is important, but it should be done in conjunction with reporting the cases to the local health department. Immunizations alone may not address the broader implications of the outbreak and may not reach all individuals who may have been exposed to the virus.
Conducting a community-wide education campaign on measles prevention (option c) and organizing a community meeting to discuss the importance of immunizations (option d) are important actions, but they should be considered as long-term strategies to promote vaccination and prevent future outbreaks rather than immediate responses to an ongoing outbreak.