Answer: To maintain Cellular respiration
Explanation:
The body must take in oxygen so that the blood cells can absorb it. This allows the blood cell to release CO2. Therefore, Inhaling oxygen is necessity for maintaining cellular respiration.
You would properly use the first aid kit in whatever way needed. And if it was serious you'd call 911.
I believe that is TRUE. I apologize if that is wrong, but i hope I helped!