What are the grinding teeth called?

More Questions:

On what video game platform did the Gran Turismo game series debut?

What article of attire is known as a "corset" around police precincts?

In 1964, who became the first running back in NFL History to rush for more than 10,000 career yards?

How many times is a trains whistle blasted if it is about to move forward?

What is the International Criminal Police Organization better known as?

Which breed of dog gets its name from the Latin for earth?

What bread's name may come from German words meaning "devil's fart"?

How many bits was the Intel 4004 chip?

Ludwig van Beethoven and Francisco Goya both suffered from what ailment?

In "Alice in Wonderland', what is the last thing that disappears on the Cheshire Cat?

Who has been played in a movie by both John Cusack and Edward Norton?

Who played the blind character in the movie "Red Dragon"?

What army was founded by "General" William Booth?

Franklin D. Roosevelt belonged to which political party?

Who is often referred to as the "Fifth Beatle"?