https://padlet.com/benderlcaiola/4ppq7e4pgd9v807h Help each other out. Don't abuse it. But you may use it talk to figure out this lesson out. I see everything on this. . . even things you delete. Please help each other. You all are awesome keep being awesome. en-us 2020-09-11 16:29:46 UTC 2026-03-05 21:29:32 UTC hello@padlet.com okayyjuliee https://padlet.com/benderlcaiola/4ppq7e4pgd9v807h/wish/1502202407 - when you breathe in the air, from your lungs when your air touch the blue blood cells they turn red
- when the blood travels to the muscles, the muscles breathe in the oxygen then making the blood cells blue again.
- lactic acid is produced by your cells when you muscles dont have any oxygen. its a white gooey substance.
- mouth, pharynx, larynx, trachea, bronchi, bronchioles, and alveoli.
notes document
- CO2 leaves your body the same way oxygen comes in, except its backwards. (i.e alveoli, bronchioles, bronchi... etc)

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