Position thermometer in desired location (mouth, rectum, or armpit.
)a.
Oral Use:
Place thermometer under tongue.
Close your mouth andbreathe evenly through the nose to prevent themeasurement from being influenced by inhaled/exhaled air.
b.
Rectal use:
Lubricate silver probe tip with petroleum jelly for easy insertion.
Gently insert sensor approximately 1cm (less than 1/2 ") into rectum.
c.
Armpit Use:
Wipe armpit dry.
Place probe in armpit and keep arm pressedfirmly at side.
From a medical viewpoint, this method will always provideinaccurate readings, and should not be used if precise measurements arerequired.