Urine output (UO) Serum K+ (potassium), serum crt (creatinine) and BUN (urea)
Very false. Thousands of people all around the world that get in some kind accident or have medical issues ans or have a surgery for any reason. And need medications to recover, and end up addicted even after the treatment is over. And depend on the pills even after all the side effects of pain or whatever it may be is gone. Thousands on thousands of people are effected by this every year its a big issue.
The answer to this question is "immerse in cold water". What the responder or the person injured must do upon encountering or experiencing a first-degree or second-degree burns with closed blisters is to immerse the affected surface in a cold water. This will avoid further damage to the skin cells and tissues.
Compare and contrast the hominids Australopithecus and homo erectus.