Advanced Placement (AP), 20.09.2021 09:50 goat29

1. In concurrent exchange, what is the % difference between the oxygen in the blood and water when the blood first encounters the water? 2. In concurrent exchange, what is the % difference between the oxygen in the blood and water when the blood last encounters the water?
3. At maximum permeability, at what % would the blood and water reach equilibrium when the blood first encounters the water?
4. At maximum permeability, at what % would the blood and water reach equilibrium when the blood last encounters the water?
5. In counter current exchange, what is the % difference between the oxygen in the blood and water when the blood first encounters the water?
6. In counter current exchange, what is the % difference between the oxygen in the blood and water when the blood last encounters the water?
7. At maximum permeability, at what % would the blood and water reach equilibrium when the blood first encounters the water?
8. At maximum permeability, at what % would the blood and water reach equilibrium when the blood last encounters the water?
9. Explain why counter current exchange is so effective.

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