Medical thermometers can measure body heat. The measurement of body heat is called. The average persons body temperature is about 986 degrees fahrenheit. Body heat is managed by special cells in the liver. Thermal measurements typically skin andor core body temperature measured in degrees fahrenheit f or degrees centigrade c can be used to assess the acceptability of the workload given the work context. Thermometers picture body temperature is a measure of your bodys ability to make and get rid of heat.
These thermometers measure the infrared energy near a persons eardrum. The assessor can compare measurements taken from individuals as they perform physical work with normal physiological ranges. When you are too hot the blood vessels in your skin widen to carry the excess heat to your skins surface. The body is very good at keeping its temperature within a safe range even when temperatures outside the body change a lot. Unlike a thermograph however you do not get a picture. Hyperthermia at or above about 40 c 104 f is a life threatening medical emergency that requires immediate treatment.
The heat regulating mechanisms of the body eventually become overwhelmed and unable to deal effectively with the heat causing the body temperature to climb uncontrollably. Measurement of body heat is one of the vital signs. The most common type of medical thermometer goes into the ear and stays there until the thermometer gives a reading. Human body temperature is the measurement of heat in the human body. 3 others are pulse respiration blood pressure. The bulb of a rectal thermometer should always be lubricated before insertion.
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