what exactly happens to a newborn baby that cues them to take their first breath of air? When exactly does it happen?

Question

what exactly happens to a newborn baby that cues them to take their first breath of air? When exactly does it happen?

In: 17

Answer 1

Carbon dioxide in the serum. Basically the action to breathe is governed by levels of carbon dioxide not levels of oxygen, the impulse to breathe is to expel the carbon dioxide not to breathe in oxygen. https://youtu.be/cF0rwEd05VY