What is the first step when taking a temperature by mouth?

A. With the client's mouth closed, caregiver leaves the thermometer in place for approximately 1 minute until a "beep" sound is heard.
B. Caregiver carefully places the tip of the thermometer under the client's tongue.
C. Caregiver turns on the digital thermometer.
D. Caregiver places a clean probe (thermometer cover) on the thermometer and follows the manufacturer's instructions carefully.



Answer :

Final answer:

The first step in taking a temperature by mouth is placing the thermometer under the tongue for accurate measurement.


Explanation:

The first step when taking a temperature by mouth is to carefully place the tip of the thermometer under the client's tongue. This ensures that the thermometer is in contact with the correct area for an accurate reading. Leaving the thermometer in place for some time is crucial for it to measure the temperature accurately, as it needs time to adjust to the body's temperature.


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