An 18-month-old child needs diphenhydramine. The normal adult dose is 50mg. Using Fried's rule, what is the appropriate dose for the child?

Which of the following would be of particular concern to the public health system?

A) A major earthquake near a metropolitan area B) An outbreak of mumps passed through a family C) Development of a new interstate system D) A patient who is diagnosed with Alzheimer's

Upon arriving at a motor-vehicle crash, the paramedic should look for safety hazards and then:

A) direct traffic away from the crash scene. B) evaluate the need for additional resources. C) begin treating the most critically injured. D) establish a centralized treatment location.