Which of the following are materials that exist as gases when pressurized within a container?

Which of the following statements regarding the effects of changing conditions is MOST accurate?

A. Structure fires are dynamic. B. Structure fires are resistant to change. C. Factors influencing fire development stay the same as the fire extends. D. Changes in ventilation are insignificant to changing fire behavior.

The AEMT understands the importance of evaluating the mechanism of injury when he states:

A) "The mechanism of injury is useful in determining the exact injuries the patient has sustained." B) "The mechanism of injury can be used to guide your assessment and treatment of the patient." C) "The mechanism of injury is a useful tool in determining if the patient's outcome will be good or bad." D) "Evaluating the mechanism of injury is important since it determines whether emergency transport to the hospital is needed."