Yes, and the upper gum should be called the mouth eave.

Yes. I regularly visit the attic by picking my nose.

Yes.

In Czech it's "patro", which can be translated as a floor/story (in a building sense)

In german it is called "gaumendach", and "dach" means ceiling

It is simply one of many injustices of our early medical practices.

We had them before. They went out of style, or were never in style in the first place. You can try again, perhaps the timing was wrong.