Amphibians Breathe With Lungs
In addition to their lungs amphibians can actually breathe through their skin.
Amphibians breathe with lungs. They breathe through gills while they are tadpoles. To do this most of these amphibians use a mouth pump that moves air in and out of their body. A few amphibians dont bother with lungs and instead absorb oxygen through their skin.
While oxygen is plentiful in the air 200000 parts per million it is considerably less accessible in water 15 parts per million in cool flowing water. The other means of breathing for amphibians is diffusion across the skin. Do amphibians breathe through lungs.
In order to breathe they must make convulsive movements with their throat in order to generate air in and out. Most amphibians however are able to exchange gases with the water or air via their skin. Contraction of the atria forces blood into the single ventricle the pumping chamber of the heart at separate times.
Most amphibians breathe through lungs and their skin. Like all amphibians toads breathe through their skin as well as with their lungs. These are then closed and the air is forced into the lungs by contraction of the throat.
Amphibians live on land and in the water. As amphibian larvae develop the gills and in frogs the tail fin degenerate paired lungs develop and the metamorphosing larvae begin making excursions to the water surface to take air breaths. A frog may also breathe much like a human by taking air in through their nostrils and down into their lungs.
As long as their skin is moist they can absorb oxygen directly from the air or water through the skin. The lungs of amphibians are simple saclike structures that internally lack the complex spongy appearance of the lungs of birds and mammals. Most amphibians breathe through lungs and their skin.