Measuring body temperature by keeping thermometer under the tongue is a convenient standard
for measuring one's body temperature. Other places used for keeping the thermometer include
the armpit and the rectum.
You should keep a mercury thermometer under your tongue for 3-4 minutes to ensure an accurate reading.
There are a net of blood vessels close to the surface under the tongue and this gives a true reading of the temperature of the blood (and hence the body).
It means you put the the thermometer under the tonge so it can take you tempoture or if you don't like putting it under your tongue put it up your butt like they do with babies
Measuring body temperature by keeping thermometer under the tongue is a convenient standardfor measuring one's body temperature. Other places used for keeping the thermometer includethe armpit and the rectum.
under the tongue
You should place the thermometer under your tongue for an accurate oral temperature reading.
To measure temperature of the body.
The thermometer is broken.Put the thermometer under your tongue.
under the tongue or in the armpit
under the tongue to the side of the mouth
under the tongue to the side of the mouth
Putting a penny under your tongue while taking your temperature with a thermometer can alter the temperature reading. The metal of the penny may interfere with the accuracy of the thermometer, leading to an incorrect reading. It is always best to follow the manufacturer's instructions for proper use of the thermometer.