Examine, diagnose, and treat diseases, injuries, and malformations of teeth and gums. They treat diseases of nerve, pulp, and other dental tissues affecting oral hygiene and retention of teeth. They fit dental appliances or provide preventive care.

Assess, treat, and care for patients by manipulation of spine and musculoskeletal system. They provide spinal adjustment or address sacral or pelvic misalignment.

Apply knowledge of engineering, biology, and biomechanical principles to the design, development, and evaluation of biological and health systems and products, such as artificial organs, prostheses, instrumentation, medical information systems, and health management and care delivery systems.