Upper jaw
Maxilla (regio) · Horní čelist (oblast)
Digestive system
Looks like
The maxillary region: the upper jaw with its tooth ridge and hard palate.
What it does
Holds the upper teeth, forms the roof of the mouth and floor of the nose.
Keeping it well
Pain in the upper teeth may come from sinusitis; loose teeth after injury or a change in bite need a check.