In an EMS system, the first assessment of the call and the patient's condition is most often made by the:

After an adult victim is struck by lightning and experiences cardiac arrest:

A) 5 minutes of CPR generally restores a pulse. B) perform a compression to ventilation ratio of 15:2. C) his or her heart may resume beating spontaneously. D) the ECG usually shows an organized cardiac rhythm.

X-rays travel at the speed of sound

Indicate whether the statement is true or false