No. 1st, dentist.
Only thing that restrains jaw movement (generally) is the muscles that surround of connect to jaw bones.
These jaw muscles (used for chewing) may be subconsciously tight/clenched. Can occur in sleep
or aroused state without even realizing it. If persistent and untreated, it can lead to chronic spasm of these muscles, and chronic TMJ syndrome
--which is painful and difficult to rx. Check out now.