DANB CPFDA Practice Questions - DANB Certified Preventive Functions Dental Assistant Exam - DANB CPFDA Practice Questions - DANB Certified Preventive Functions Dental Assistant Exam

Question 1

What is the primary purpose of coronal polishing in dentistry?

To remove subgingival calculus To remove plaque, stain, and debris from the clinical crown of the tooth To whiten teeth by multiple shades To apply a permanent protective coating

Correct Answer:

To remove plaque, stain, and debris from the clinical crown of the tooth

Question 2

Which type of dental stain is caused by chromogenic bacteria and can be removed by coronal polishing?

Intrinsic stain from tetracycline Extrinsic stain Developmental enamel stain Stain from dental fluorosis

Correct Answer:

Extrinsic stain

Question 3

When performing rubber cup polishing, what speed should the handpiece be operated at to prevent heat generation and enamel damage?

High speed with intermittent contact Slow speed with light, intermittent pressure Maximum speed with continuous pressure Speed does not matter if enough paste is used

Correct Answer:

Slow speed with light, intermittent pressure

Question 4

Which of the following is a contraindication for coronal polishing?

Light extrinsic stain on enamel Areas of demineralization or decalcification A patient requiring fluoride application A patient with healthy gingival tissue

Correct Answer:

Areas of demineralization or decalcification

Question 5

What is the correct polishing stroke technique when using a rubber cup?

Move the cup rapidly back and forth across the entire tooth surface Use a systematic wiping stroke from the gingival third to the incisal/occlusal edge Apply constant heavy pressure in one direction only Keep the cup stationary on each surface for 10 seconds

Correct Answer:

Use a systematic wiping stroke from the gingival third to the incisal/occlusal edge

Question 1

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About this Exam

Prepare with the DANB CPFDA Practice Questions - DANB Certified Preventive Functions Dental Assistant Exam practice quiz. This question bank includes 100 questions covering fluoride, dental, sealant, polishing, and coronal. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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DANB CPFDA Practice Questions - DANB Certified Preventive Functions Dental Assistant Exam

This practice set contains 100 questions from the matching question bank and focuses on fluoride, dental, sealant, polishing, and coronal. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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DANB CPFDA Practice Questions - DANB Certified Preventive Functions Dental Assistant Exam

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