Processing and interpreting information, motor functions, and sensory functions are responsibilities of which body system?

Your patient is a 27-year-old male who has possibly overdosed on heroin. He is unresponsive and bradypneic. Which of the following is appropriate?

A) 25 mg diphenhydramine B) 2 mg of naloxone C) 1 mg of flumazenil D) 100 mg of thiamine

Which of the following considerations should be determined when conducting a scene size-up at night of a single vehicle collision involving a rollover?

A) How many EMS supervisors are needed for command B) Mechanism of injury C) Make and model of the vehicle involved D) Which patient is the least injured