Fire academy/scba Questions and Correct Answers | Latest Update

What is the first step a firefighter should perform before dawn in a self-contained breathing apparatus -:- Check the air supply in the SCBA unit Recharging your cylinders can be done from a bank of large air cylinders this system is called a____system -:- Cascade PASS is an acronym for___ safety system -:- Personal alert During search and rescue, inhaling heated gases can cause___ which can lead to death from asphyxiation -:- Pulmonary edema Purpose of the barriers found in structural firefighting personal protective equipment is to 2 | P a g e | G r a d e A + | 2 0 2 4 / 2 0 2 5 Excel! 2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain -:- Prevents fluid from transferring to the skin and acts as an insulating barrier How long does it take for the pass device to alarm if the wearer becomes inactive -:- 30 seconds The byproduct of the combustion of plastics and polyurethane foam that acts to prevent the body from using oxygen at the cellular level is -:- Hydrogen cyanide Primary function of the bypass purge valve of the self-contained breathing apparatus is -:- For use of the regulator fails Proper position of the bypass valve on positive pressure self-contained breathing apparatus under normal conditions is -:- Fully closed Purpose of the pass device is to 3 | P a g e | G r a d e A + | 2 0 2 4 / 2 0 2 5 Excel! 2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain -:- Sound an alarm if a firefighter is motionless for a set period of time Carbon composite cylinders must be hydrostatically tested every___years -:- 3-5 When feeling a self-contained breathing apparatus cylinder, the cylinder must be: -:- Placed in a fragmentation containment or other shielded device Coupling on the high-pressure hose that is attached to the self-contained breathing apparatus cylinder should be -:- Hand tight Self-contained breathing apparatus should be inspected -:- After each use When using positive pressure self-contained breathing apparatus, a poor seal between the facepiece and the firefighters face is dangerous because it is -:- Depleting the air supply more quickly