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Rob Johnson · 21st February 2006, 04:26

Quote: (Originally Posted by ScubaDadMiami)

I thought that the strongest CO2 receptors that trigger the urge to breathe were in the lungs. So, isn't it the retained CO2 in the lungs that primarily triggers the urge?

I could easily be wrong but I was under the impression that the CO2 receptors were actually in the brain.

21st February 2006, 04:26	#7 (permalink)
Rob Johnson New Member Current Rebreather/s: Not Bought Yet Other Rebreather/s: Not Bought Yet Join Date: Mar 2005 Location: Oregon Posts: 7	Re: urge to breathe and co2 scrubber Quote: (Originally Posted by ScubaDadMiami) I thought that the strongest CO2 receptors that trigger the urge to breathe were in the lungs. So, isn't it the retained CO2 in the lungs that primarily triggers the urge? I could easily be wrong but I was under the impression that the CO2 receptors were actually in the brain.
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