Free INBDE Practice Questions
Five original questions with explanations
These are original educational questions written to exercise INBDE-relevant reasoning. They are not recalled examination items and do not imply access to confidential test content.
Question 1
A radiograph shows a well-defined periapical radiolucency associated with a nonvital tooth. Which diagnostic step is most important before treatment planning?
- A. Shade selection
- B. Pulp vitality testing and clinical correlation
- C. Orthodontic records
- D. Diet analysis only
Answer and explanation
B. Pulp vitality testing and clinical correlation Pulp testing and clinical findings help connect the radiographic lesion with pulpal and periapical diagnosis.
Question 2
Which medical-history finding most directly changes planning for an elective invasive dental procedure?
- A. Seasonal allergies
- B. Current anticoagulant therapy
- C. Corrected myopia
- D. Remote ankle sprain
Answer and explanation
B. Current anticoagulant therapy Anticoagulant therapy affects bleeding-risk assessment and may require coordination with the prescribing clinician.
Question 3
A patient has rapidly spreading facial swelling, fever, and difficulty swallowing. What is the priority?
- A. Routine polishing
- B. Urgent evaluation of airway risk and infection spread
- C. Delay care for one month
- D. Whitening consultation
Answer and explanation
B. Urgent evaluation of airway risk and infection spread Systemic signs and swallowing difficulty can signal a spreading odontogenic infection with airway implications.
Question 4
Which principle best supports valid informed consent?
- A. Obtaining a signature without discussion
- B. Explaining material risks, benefits, alternatives, and the option of no treatment
- C. Selecting treatment without patient input
- D. Withholding reasonable alternatives
Answer and explanation
B. Explaining material risks, benefits, alternatives, and the option of no treatment Informed consent requires understandable information and voluntary patient participation.
Question 5
A restoration repeatedly fractures because occlusal forces were not considered. Which planning concept was missed?
- A. Esthetic shade alone
- B. Functional risk assessment
- C. Appointment reminder timing
- D. Insurance coding only
Answer and explanation
B. Functional risk assessment Restorative planning must account for function, remaining tooth structure, and occlusal load.
How to Review
For every miss, identify the domain, explain the controlling principle, and state why each distractor is less appropriate. Then return to the official outline and your content review.