American Board of Orthodontics
Free abo incompatibility practice test with 19 questions and answer explanations. Prepare for the 2026 exam with instant feedback and full study guides.
About the Author
Dr. Patricia ChenDDS, MS Periodontics
Dentist & Dental Licensing Exam Specialist
University of Michigan School of DentistryDr. Patricia Chen is a licensed dentist with a DDS and a Master of Science in Periodontics from the University of Michigan School of Dentistry. She has 14 years of clinical practice and academic instruction experience, specializing in helping dental school graduates prepare for the NBDE, INBDE, regional clinical boards, and dental hygiene licensure examinations.