Transport, protection and regulation. And the three being transported are Gases, namely oxygen (O2) and carbon dioxide (CO2),
The person receiving the skin after the burn would be given these drugs most of the time because they dont want a ton of blood coming out of your body as your panicking or just sitting there feeling the pain which will make your heart beat faster in result of blood all over the place.
The Five That Should Be Kept In The Blood As It Passes Through Are Red Blood Cells, White Blood Cells, Proteins, Amino Acids, Glucose, Salt, And Urea.