Science, asked by D2468, 4 months ago

why is no sound produced during normal breathing?​

Answers

Answered by nehabhosale454
2

Answer:

Absent or decreased sounds can mean: Air or fluid in or around the lungs (such as pneumonia, heart failure, and pleural effusion) Increased thickness of the chest wall. Over-inflation of a part of the lungs (emphysema can cause this)

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