Yes. In Biology, "inferior" means below (in the "standard position", which for humans is standing).
In humans, yes. ("Inferior" in this sense means "below", and if your nipples are above your shoulders, that's a pretty serious birth defect.)
No. The hips are inferior to the shoulders, or caudal to the shoulders.
No. It is above the shoulders. Feel it and you will see that is is superior.
The shoulders are lateral and inferior to the eyes. The eyes are superior and medial to the shoulders.
YesThe head is superior to the shoulders. The head is on top of the shoulders which is connected.
The ears are what and what to the shoulders and what to the nose.Yes, the ears are superior to the shoulders and posterior and lateral to the nose.The ears are superior to the shoulders and posterior of the nose.
That is their names.
Ombligo is the spanish word for bellybutton.
An innie bellybutton
His bellybutton is an outie.
Bellybutton IS the slang term for the navel.
I doubt there was a 'purpose' to it, they were humans, and humans seem to be hardwired to feel inferior and with a need to explain the unexplainable