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Question: Answered & Verified by Expert
In breathing movements, air volume can be estimated by
BiologyBreathing and Exchange of GasesNEET
Options:
  • A Stethoscope
  • B Hygrometer
  • C Sphigmomanometer
  • D Spirometer
Solution:
1424 Upvotes Verified Answer
The correct answer is: Spirometer
Air Volume is estimated by Spirometer.

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