I think the answer is c
Hope this helps :)
To see if there is need for the heimlich maneuver to open the obstructed airway <span />
The answer is D, improves strength
Answer:
drinking polluted waters can cause bacteria to intect the body, and get the person sick, as well as infecting a cut that the person might have, since any nick in the skin is a open source for bacteria, since the skin is the first line of defense against bad bacteria.
Explanation:
It is the Oxygen Regulator. The oxygen regulator appends to the chamber at the barrel valve. It diminishes the weight of compacted oxygen inside the oxygen barrel to a level more fitting for understanding consideration.
Oxygen Flow control controllers and preserving gadgets are a weight diminishing gadgets intended to direct or bring down oxygen weight from a barrel to levels that can be securely utilized by the patient. A Regulator just directs the spill out of an oxygen chamber.
