Free practice test

Orthodontist Practice Test

Check what you know about the orthodontist job with 15 free questions and instant explanations.

Updated By the Career Education Institute Curriculum Team
About this practice test

15 multiple-choice questions on orthodontist knowledge, safety and vocabulary. Submit to see your score and explanations, or open any question’s answer as you go. Nothing is saved or shared.

Question 1 of 15Malocclusion is:
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Answer: A bad bite. Misaligned bite.

Question 2 of 15A retainer:
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Answer: Holds teeth after treatment. Prevents relapse.

Question 3 of 15Archwires:
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Answer: Move teeth. Apply force.

Question 4 of 15Orthodontic residency lasts:
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Answer: 2–3 years. After dental school.

Question 5 of 15Relapse means:
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Answer: Teeth shifting back. Why retainers matter.

Question 6 of 15Which term matches this definition: “Slightly reshaping teeth.”
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Answer: Interproximal reduction. Interproximal reduction: Slightly reshaping teeth.

Question 7 of 15What does “Underbite” mean?
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Answer: Lower teeth in front.. Underbite: Lower teeth in front.

Question 8 of 15Which term matches this definition: “Removable plastic trays.”
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Answer: Clear aligners. Clear aligners: Removable plastic trays.

Question 9 of 15What does “Palatal expander” mean?
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Answer: Widens the upper jaw.. Palatal expander: Widens the upper jaw.

Question 10 of 15Which term matches this definition: “Removing braces.”
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Answer: Debonding. Debonding: Removing braces.

Question 11 of 15What does “Overbite” mean?
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Answer: Upper teeth overlapping too much.. Overbite: Upper teeth overlapping too much.

Question 12 of 15Which term matches this definition: “Teeth meeting incorrectly side to side.”
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Answer: Crossbite. Crossbite: Teeth meeting incorrectly side to side.

Question 13 of 15What does “Archwire” mean?
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Answer: Wire that moves teeth.. Archwire: Wire that moves teeth.

Question 14 of 15Which term matches this definition: “Teeth shifting back.”
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Answer: Relapse. Relapse: Teeth shifting back.

Question 15 of 15What does “Malocclusion” mean?
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Answer: A bad bite.. Malocclusion: A bad bite.

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