4.3). It is not made up of any heat resisting material . Write the importance of thermometer. The clinical thermometer is given a jerk before using so that the mercury will come down. Answer: Jerks are given to clinical thermometer before using it to settle down the mercury level below normal temperature so that the measurement taken of a body be accurate. § Ensure that before use the mercury level is below 35°C. When measuring blood pressure using auscultation, the bladder should be deflated at a speed of: Your answer: 2 to 3 mmHg per second. How to read a Thermometer? Precautions to be observed while using a clinical thermometer § Thermometer should be washed before and after use, preferably with an antiseptic solution. Your answer: The date of its last calibration. If it's a body temperature thermometer, then you use it in the mouth or behind. Questions Short Answer Type Question: The handle of a pressure cooker is covered with the thick plastic. Steel pointers are used in maximum and minimum thermometer to locate the temperature of the region. Why Is Clinical Thermometer Usually Shaken Before Use? If it's a weather thermometer, then you use it outside. 4. (See Fig. § Read the thermometer keeping the level of mercury along the line of sight. Since mercury is a toxic element, thus these thermometers have been replaced by digital thermometers nowadays. The level of mercury tells our body temperature in ˚C. A few sharp jerks are given to clinical thermometer before using it. Why is it done so? A clinical thermometer is jerked before using it to bring the level of mercury in the bulb. 2 Answers. Depends on the thermometer. Hence, the clinical thermometers have the range 35˚C to 42˚C. 3. Give the reason why steel pointers are used in maximum and minimum thermometer. Which of the following checks is NOT necessary before using an aneroid sphygmomanometer? Note: Clinical thermometers must be sterilized before use for the safe and clean check-up. Clinical thermometer can measure temperature around (35–42) degree celsius It is a simple glass tube which is graduated and shows effect as corresponds to the temperature . Answer: The jerk to the thermometer will allow the mercury in or above the kink to flow into the bulb so that the mercury level is below normal temperature. Asuka Jr. answered . § Handle the thermometer with care. Correct answer: Signs of mercury spillage. Explain why.