I don't get this question.
This contamination now allow the virus to move into another living medium (the one who actually ate the potato).
After the virus enter the eater's body, it will start to reproduce itself and caused several symtoms during the period where the antbodies inside the host's body is fighting it.
I believe it’s carbon dioxide, because you use your respiratory system to breathe in oxygen, and oxygen goes through your circulatory system. And you breathe out CO2.
D.. Binge-eating disorder. Hope this helped!
The tissue responsible for vasoconstriction of blood vessels is the <span>tunica externa</span>