Its also commonly used to check temperature in infants to 5 year olds because it. Rectal temperature gives the most accurate measurement of body temperature.

Monitoring Internal Body Temperature
Body temperature measurement techniques. Rectal measurement taking a rectal measurement is the most reliable way to obtain a core. Body temperature is one of the four main vital signs that must be monitored to ensure safe and effective care. These are the most accurate measurements since the temperature is measured internally. Place the probe under the tongue and close the mouth. Breathe through the nose. The standard in most other countries is degrees celsius.
If youre using a digital stick thermometer there are three options. You can take a temperature using the mouth oral anus rectal armpit axillary or ear tympanic. But there are a few things you can do to get more accurate readings and as a result ensure the best experience from your thermometer. Temperature measurement is recommended by the national institute of clinical excellence a part of the initial assessment in acute illness in adults nice 2007 and by the scottish intercollegiate guidelines network guidelines for post operative management in adults sign. An easy to read panel shows the temperature. Choosing the right thermometer there are different thermometers to choose from depending on which body area you wish.
A jelly like vaseline would do. But the temperature readings vary depending on which one you use and you need an accurate body temperature to determine if a fever is present. Apply a lubricant on the bulb of the thermometer. How to measurebody temperature correctly 1. Thermometers show body temperature in either degrees fahrenheit f or degrees celsius c. The normal body temperature when measured from the rectum should be 996 degrees fahrenheit.
Conditions during high or low body temperature. Oral axillary ie underarm and rectal. Underarm temperature is considered the safest way to check the body temperature of children under 3 months old. In the united states temperatures are often measured in degrees fahrenheit. Choose the body part. Taking temperature is a relatively simple procedure.
Rectal intestinal oesophageal temperature is impractical for such applications. This method is recommended for infants small children and people who are unable to hold a thermometer safely in their mouths. The first factor to consider when taking a persons temperature is the measurement site. The probe can be placed in the mouth rectum or armpit. However invasive measurement of core body temperature eg. Therefore the aim of this study was to define relevant non invasive.
The measurement is taken from the rectum and though accurate this technique can be very inconvenient. The measurement of core body temperature is an efficient method for monitoring heat stress amongst workers in hot conditions.