Cutaneous respiration occurs in
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Cutaneous respiration is a form of respirationin which gas exchange occurs through the skin rather than lungs or gills. O2 and CO2 are able to diffuse across cutaneous (skin) membranes in some vertebrates (turtles and amphibians). ... Many blood capillaries lies near wet skin, oxygen diffuse through it and go to blood.
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Occurs in Frog:
- The skin of frog provides an extensive surface for exchange of gases.
- It is thin richly supplied with blood and kept moist by the mucus and water. The cutaneous respiration is always carried out.
- It is practically the only mode of respiration when the frog is under water.
- Dissolved oxygen in the water is exchanged through the moist surface of the skin by diffusion.
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