Maintain the thermometric property of mercury. Maintain the thermometric property of mercury. These thermometers are used in clinics by doctors, it is a clinical thermometers they are also called a doctor's thermometers or medical thermometers. The kink slows the flow of the mercury back into the bulb after the thermometer is removed from the mouth (or elsewhere) so the temperature can be read more accurately. ⊕ Constrictions present in a thermometer are used for the following О Constrictions prevent the level of the thermometric liquid to suddenly fall after measuring the temperature. Please enable Cookies and reload the page. Answer this question. The mercury level do not fall or rise in the capillary of clinical thermometer when the thermometer is taken out of the mouth due to the presence of kink. The normal human body temperature is 37˚C; which can fluctuate between the ranges 35˚C to 42˚C. ii. Prevent the backflow of mercury after use. Ans. The kink in a clinical thermometer stops the fluid from dropping back down the tube after the thermometer is removed from the mouth, to give a more accurate reading. • clinical thermometer; A Medical thermometer is used to measure body temperature. 2) Accuracy of Laboratory and Clinical Thermometer ... Kink. recent questions recent answers. Precautions to be observed while reading a clinical thermometer. kink prevents the mercury present in the capillary to fall back in the bulb. iv. convenient to use the laboratory thermometer for this purpose. Why clinical thermometer cannot be used to measure high temperatures? You may need to download version 2.0 now from the Chrome Web Store. Ans. So it separates the mercury at high temperature and cool mercury and allows the user to note the reading when the thermometer is taken out. Q15: Give an example to show the transfer from heat from one body to another. Mercury is used in clinical temperature and level of mercury rises very rapidly with small variation in temperature. Q47. Shaking … Lab thermometers do not have a kink as the readings should be accurate, and the kink would cause errors to creep in. Answer for question: Your name: Answers. The kink prevents the mercury level in the thermometer tube from falling on its own. Your email address will not be published. Ans. Clinical Thermometer: Clinical thermometer can measure a range of 35 degree Celsius to 42 degree celseus. What is the important of the kink in a clinical thermometer? This gives us a … Allow the temperature attained to be read. A 'kink' in the glass tube which breaks the mercury as it contracts, storing the highest temperature reading. Answer. It ensures that the user takes the correct reading of temperature. It prevents mercury level from falling on its own. 4.6). This constriction prevents the mercury from falling back all by itself. Clinical Thermometer: Clinical thermometer can measure a range of 35 degree Celsius to 42 degree celseus. Digital thermometer: Digital thermometers are an advance to the existing clinical thermometers; Due to high toxicity of the Mercury present in clinical thermometers and difficulty in its disposal in cases when the thermometer breaks digital thermometers are manufactured that can measure the accurate temperature without the use of mercury. Q5. 2 1. The glass tube is shaped like a lens to magnify the thin mercury thread. This kink is called the constriction. The kink helps in measuring temperature of the body in the thermometer. The glass tube is shaped like a lens to magnify the thin mercury thread. iii. It is a long narrow glass tube with a bulb containing mercury at the end. Q6. It is developed for measuring the human body temperature. Clinical thermometers are meant for clinical purposes. This gives us a … Most show both Celsius scale and Fahrenheit temperature scales, and run from 35 degree Celsius to 42 degree Celsius. It has a slight bend or kink in the stem just above the bulb. Ensure the backflow of mercury after use. (3) The clinical thermometer measures temperature more accurately (up to 0.1°C) than a laboratory thermometer (which usually measure up to 1°C) Digital Thermometers This constriction prevents the mercury from falling back all by itself. Ensure the backflow of mercury after use. Observe a clinical thermometer again. Post an Answer. Why does a clinical thermometer have a kink in its stem? All clinical thermometers have a kink that prevents the mercury from flowing back into the bulb when the thermometer is taken out of the patien's mouth, so that the temperature can be noted conveniently. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. What is the use of kink in the clinical thermometer? Kink also is called a constriction. Answer: If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. This thermometer has the markings from 35°C to 42°C. Question 5. A 'kink' in the glass tube which breaks the mercury as it contracts, storing the highest temperature reading. The range of a clinical thermometer is from 35°C to 42°C. Shaking the thermometer resets the mercury back into the bulb. Question: Explain how do we find out how hot an object really is. A clinical thermometer has a kink in it whereas there is no kink in laboratory thermometer. and thus can't use to measure object with temprature higher or lower than it.Clinical thermometer had a u bend tube called kink which stops the mercury's back flow into bulb, thus it is use to measure the temprature of HUMAN BODY. Clinical thermometer . In Bells University of Technology 2 Answers Available Asked by Oduro on 18th August, 2020 To get notifications when anyone posts a new answer to this question, Follow New Answers. Otherwise the indicated temperature would begin to decrease as soon as the bulb is moved to a cooler environment. О The constriction hence conserves the reading of the thermometer for a certain period of time after which it falls. Doctors use a special thermometer called the clinical thermometer for measuring the temperature of the patient’s body. In a clinical thermometer kink plays an important role. Kink prevents mercury level from falling on its own in clinical thermometer. Answer: A kink is clinical thermometer prevents the mercury from flowing back into the bulb when the thermometer is taken out of the patient’s mouth, so that the temperature can be noted conveniently. (2) The clinical thermometer has a kink (or constriction) in its tube to prevent the back flow of mercury into the bulb whereas a laboratory thermometer has no kink. Why do we jerk a clinical thermometer before we measure the body temperature? Question 15. Your IP: 172.96.179.243 Tweet. The person before using the thermometer shakes the thermometer to make the mercury comes to the normal level. In a clinical thermometer kink plays an important role. Clinical or Medical thermometers. О The constriction hence conserves the reading of the thermometer for a certain period of time after which it falls . Cloudflare Ray ID: 60fbbc1fcac6f999 Precautions to be observed while reading a clinical thermometer i. Thermometer should be washed before and after use, preferably with an antiseptic solution. The mercury level do not fall or rise in the capillary of clinical thermometer when the thermometer is taken out of the mouth due to the presence of kink. Kink also is called a constriction . Ans: There is no ‘kink’ in laboratory thermometer. The kink facilitates the user to observe the correct reading on the thermometer. i. kink prevents the mercury present in the capillary to fall back in the bulb. They are sensitive and accurate, having a narrow place where the level of mercury rises very fast. Since, in clinical thermometer, mercury is used and level of mercury rises very rapidly with small variation in temperature that's why thermometers provided with kink near the bulb so it prevents the level of mercury from falling when taken out of mouth. О Constrictions prevent the level of the thermometric liquid to suddenly fall after measuring the temperature. Ans : Kink prevents mercury level from falling on its own. What is the use of ‘kink’ in clinical thermometer? What is the use of kink in clinical thermometer? The glass tube is shaped like a lens to mag… Your email address will not be published. ii. Required fields are marked *, What Is The Use Of Kink In The Clinical Thermometer. Ans : Any utensil kept on flame, becomes hot because heat transfers from flame to the utensil. What is the use of the kink? Clinical Thermometer. Clinical thermometer has kink near the bulb prevents mercury level from falling on its own. A clinical thermometer’s range is 35 degrees Celsius to 42 degrees Celsius while a laboratory thermometer’s range is wider at -10 degrees Celsius to 110 degrees Celsius. This is convenient in handling. The thermometer used for measuring the temperature of human body is called clinical thermometer. Performance & security by Cloudflare, Please complete the security check to access. A clinical thermometer cannot be used to measure high temperatures because it has been designed to measure only human body temperature which varies over a short range. 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