A mouth help you eat
well basicly they help, like your mouth helps you to ask such a ridiculas question.
They help your vagina vibrate in my mouth
mouth
With the help of its mouth.
It could. The mouth guard can help by taking pressure or force away from the brain area. But mouth guards are made specifically made to help prevent any kind of mouth injury. You shouldn't wear a mouth guard to try to prevent a head injury.
With your mouth. Hope this will help you out
Salivary glands.
mouth wash or breath mints
help open and close your mouth
They can eat. and breathe
put salt on it
no because they breath out of their mouth