Night guard-- A removable, custom-fitted plastic appliance that fits between the upper and lower teeth to prevent them from grinding against each other.
Generally yes. If you are on centerlink benefits (welfare) then you can receive free dental care, however the waiting list is usually 2-6 months. So even if you are on benefits most people pay for...
Depending on the type of experience, type of dental assistant and geographical location. A dental assistant in a higher level position can make $25/hr or more. The assistants are called EFDAs...