How is breathing regulated? Who tells our respiratory muscles to contract? How do we automatically start breathing faster when we exercise? Explore all this in this video.
00:00 - introduction
01:52 - Involuntary control of breathing
06:45 - chemoreceptors
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To get you fully ready for your exam and help you fall in love with Biology, find the complete bank of exercises and videos for Class 11 Biology here - [ Ссылка ]
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