Professor Dave Explains
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The Respiratory System
Posted
May 2, 2019
Views
1,512,010
Likes
21,345
Comments
488
Engagement
1.44%
May 2, 2019
1,512,010
21,345
488
1.44%
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8:51Now PlayingThe system of the body we are most acutely aware of is the respiratory system. We have to breathe, whether voluntarily or involuntarily, every few seconds in order to stay alive. Because we looked at the circulatory system, we know that this is because we have to get oxygen to every nook and cranny of the body. But how does oxygen enter the bloodstream in the first place? Let's take a closer look!
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