954-434-8111 Ext 102 Sports performance can suffer from mouth breathing; when we inhale and exhale through the mouth, oxygen uptake in the lungs can go down. Instead, thanks to a specialized sac in their cloaca called a bursa, Fitzroy turtles are constantly pumping water in and out of their gaping dinkums, collecting as much as 70 percent of all the oxygen they need to survive. Blocked nasal passages or serious conditions can lead to mouth breathing. Both its nostrils and eyes are located on top of its head so that it can stay almost completely submerged and still breathe through the nostrils. As the teeth wear down they are replaced with new teeth. Health Effects. Air travels through the windpipe and into the lungs, where oxygen enters the blood stream. didnt care for that because i had to reapply any time i needed a drink or felt i needed a deep breath through my mouth. Cats typically breathe through their nose with a smooth and even breath.