MorningMysore

Friday Discussion: our first breath

This Radiolab podcast about breath describes how prior to being born we are water creatures, with our lungs filled with liquid and our heart pumping without differentiating between oxygenated and non-oxygenated blood. And then in the few seconds after we are born, the lungs empty and fill with air and the heart separates the chambers for good:

https://www.wnycstudios.org/podcasts/radiolab/articles/breath

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