Why is the counter-current exchange system important for fish gills?
Just wondering why it is important, very thankful for indepth anwsers, thankyou :)
- Asst ProfLv 71 decade agoFavourite answer
It increases the amount of oxygen that diffuses into the blood. With countercurrent exchange, the amount of diffusion is greater than 50%.
- MaryLv 45 years ago
A! :) in the respiratory system of fish, as high O2 concentration water passes against the blood at a lower concentration the oxygen is passed from the water to the blood. therefore oxygen transfer, even if answer c is true..
- 5 years ago
important for a fast and easy exchange of gases