add example. 1  en The Amur Leopard (from the name of the river flowing at the border between Russia and China, or Far Eastern leopard, Panthera pardus orientalis) is quite certainly the rarest and most endangered big cat in the world because of a wild population of only 30 to 35 individuals [ 1 ].
The result is an. increase in carbon dioxide levels (hypercapnia) in the blood. While either slow. breathing or shallow breathing may occur with hypoventilation, the rate or depth of. breathing is not diagnostic, since hypoventilation by definition only occurs if there is an. increase in carbon dioxide levels.
For most people the pH at which your tooth enamel begins to demineralize is about pH ~5.5. The process of bringing your oral pH back to normal after eating something sugary is far from immediate and typically takes about 30 minutes with healthy saliva, so you should not rely on normal saliva flow alone to reverse these drops in pH.