Dental work today under anesthesia

Today we go to Children's Hospital so that Emily can get her teeth cleaned under general anesthesia. She is having xrays, a cleaning, and impressions made. The impressions are being made so that the dentist can make a bite guard that clips on to her back molars. She grinds her teeth like mad - called bruxism. She has worn down most of her teeth already. I am not at all convinced she is going