The time zones known as Greenwich Mean Time and the International Date Line are sometimes alternatively used to demark the western from eastern hemispheres, but the would not be true hemispheres as those time zones are not straight longitudes.
The final part of braces are interarch rubber bands, which are used to adjust bite and jaw position. These are connected to the brackets with hooks, often connecting the top tooth bracket with the bottom tooth bracket to help adjust the position of the teeth in the mouth and the position of the jaw.
Â· just now. Report Abuse. Rubber bands on braces are little things that hook on the top of your braces to the bottom of your braces it doesn't hurt and it is to correct your jaw. Braces don't really hurt that bad.