Demonstrating that a measuring device produces results within the specified limits of those produce by a reference standard device over an appropriate rang of measurements
An instrument for measuring a person’s body TEMPERATURE. A traditional clinical thermometer comprises a glass capillary tube sealed at one end with a MERCURY-?lled bulb at the other. The mercury expands (rises) and contracts (falls) according to the temperature of the bulb, which may be placed under the tongue or arm or in the rectum. Calibration is in degrees Celsius or Fahrenheit. Modern thermometers use an electric probe linked to a digital read-out display, providing an instant reading. Hospitals now have electronic devices that maintain constant monitoring of patients’ temperatures, pulse rates and blood pressure.... thermometer
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