So Dental school is different than Medical school. However there are some Medical school graduates that do become Oral Maxillofacial Surgeons. If you want to become a dentist you need to look at the schools you will most likely apply to. Their website me will have a link for prospective students and I’m they will have a step by step guide on the classes to take to meet your prerequisites in college. Then it is recommended to shadow, maintain a high GPA and be an overall well rounded student with plenty of extracurricular activities.