Your larynx isn't really a limb... But nah, its an evolutionary artefact. In primordial fish it's a straight line, but then the head moves, a neck forms, etc etc. and the nerve can't detach and move over, so it gets longer wnd weirder.

Brain usually does that kind of sync on its own. Your conscious experience of reality is actually very slightly in the past because of that.

No, it is feet