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maria [59]
3 years ago
13

How will you describe the sequence of oxygen, carbon dioxide and blood flow?

Health
2 answers:
meriva3 years ago
5 0
1. Inhale Oxygen
2. Goes to lung (bronchi - alveoli)
3. Exhale Carbon Dioxide

How to know that blood is with O2 or CO2:

Vein = Blood + CO2 = Blue
Artery = Blood + O2 = Red 
romanna [79]3 years ago
4 0
When You Inhale Oxygen come in it goes through trachea bronchi and lungs and blood carry oxygen to the body cells to remove carbon dioxide
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