A zoonotic disease is a disease spread between animals and people. Zoonotic diseases can be caused by viruses, bacteria, parasites, and fungi. Some of these diseases are very common. (cant see a video sorry!)
You can try to put your self into a calm mode and just relax and breath Hope this helps :)
The answer is loss of balance.
Blood in the pulmonary vein is oxygen rich, while in all of the other veins, it is oxygen poor.
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