Not exactly sure what you are asking but ....
A dentist has to complete a certain number of continuing education hours each year (varies depending on state of licensure) - so yes, you do have to go back to "school" just to make sure you stay current with changes in techniques, materials and so on.
If a general dentist wants to become a specialist they have to go "back to school" to attend the residency they are considering (oral surgery, orthodontics, endodontics, etc)
If they want to learn a specific skill or achieve a certification such as IV sedation they would have to go back to school as well, unless it was taught to them at their dental school (unlikely) or residency (if they attended one)
Teeth.
dental school
Dentists go to Schools of Dentistry.
Go to a dentist.
If you go to the dentist at 9 AM and four people have to get there teeth cleaned then what time will you be done at the dentist?
There are many ways one can become a dentist. One can become a dentist by graduating from a great doctoral program specific to the field of dentistry.
After college you go to a dental medical school.
school dentist is when yo are a dentist for schools and that yo help with tooth pain , loose teeth and so on
Your gums have swollen - see a doctor or dentist.
Go the the dentist. If it comes out stick it back in.
Go the the dentist. If it comes out stick it back in.
You need to get good grades in dental school and be a detail oriented person to become a dentist. You also need to have good social and customer service skills as many people are afraid of the dentist.