11.   Flores lost three teeth in his upper jaw and one from the lower.

12.   He found out after the game he had a fractured bone in his upper jaw, between his mouth and nose.

13.   He suffered a skull fracture, a concussion, a broken nose, a separated upper jaw, injuries to his eyes and cuts around his mouth.

14.   Instead of teeth, baleen whales have thin, sievelike plates hanging from their upper jaws.

15.   In this case, President Grover Cleveland had a large section of his left upper jaw removed because of bone cancer in an on-board operation.

16.   One steel mogul drank radium to increase his sexual prowess until his upper jaw fell off.

17.   One of the rarest fossils in the exhibit will be the upper jaw bone, complete with teeth, of a Tyrannosaurus rex dinosaur.

18.   Prey that survive are killed by a toothlike projection in the upper jaw that is used to dislocate the neck vertebrae.

19.   Sinuses are empty cavities in the head and face bones, and those in the upper jaw are very close to the roots of the upper teeth.

20.   The bone on the surface of the upper left jaw was pitted with small holes, indicating that it was also infected.