Question

why a doctor dips the thermometer in liquid before use. why the thermometer is kept under yhe longue . whether the body temperature can be measured by keeping the thermometer at some place other than mouth. whether thr temperature of different parts of body is same or different​

Answer 1

Explanation:

A doctor dips the thermometer in liquid before use because the mercury in the thermometer was expanded from last use and it had to come on normal level to show the correct temperature of the body. Every part of human body has different temperature and the temperature of mouth is taken as standard temperature of the body