Dentistry is a professional career dedicated to the evaluation, diagnosis, prevention and treatment of diseases, disorders and conditions of the oral cavity, maxillofacial area (upper and lower jaws), associated structures next to these areas and their impact on the human body. Oral health is widely considered necessary for complete general health. As a dentist, you are a member of the healthcare team providing advice to the public about oral healthcare. Your job will also include restoring function to badly decayed, broken or infected teeth, replacing missing teeth with dentures, bridges or implant-supported prostheses, treatment of oral diseases such as inflammatory diseases of gum and supporting tissues, destructive diseases such as cancer of the oral tissues, the aligning and straightening of teeth.