Air compressors and gas cylinders can be stored together. 

What is a contraindication for performing CPR?

Which of the following electrolyte imbalances is most commonly associated with cardiac arrhythmias?

Identify the device. Is it a fixed or variable device. What 02 percentages are available?  

How many cycles of 30 compressions and 2 breaths are common before switching to the next healthcare provider?

Which gas cylinder is white in Canada?

What is the filling density of C02? 

Lay rescuers should be taught to do ________ to ________ compressions /min.

How long will a portable 02 container last if it contains 9 lbs. of liquid 02 that supplies a simple mask at 5 L/m?

Symptoms are objective manifestations (things you can measure).