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प्रश्न
In breathing movements, air volume can be estimated by ______.
विकल्प
Stethoscope
Hygrometer
Sphigmomanometer
Spirometer
MCQ
रिक्त स्थान भरें
उत्तर
In breathing movements, air volume can be estimated by spirometer.
Explanation:
The stethoscope is used for hearing sounds from the chest. A hygrometer is a device that measures the density of liquid. The sphygmomanometer is used for measuring blood pressure.
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