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Which of the following is used to measure blood pressure?

1. Thermometer
2. Stethoscope
3. Hygrometer
4. Sphygmomanometer

Correct answer: Sphygmomanometer

Solution

A sphygmomanometer is the instrument used to measure blood pressure. A thermometer measures temperature, a stethoscope is used to listen to internal body sounds, and a hygrometer measures humidity.

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