Arizona State Coronal Polishing Practice Exam 75 Questions

ARIZONA STATE CORONAL

POLISHING PRACTICE

EXAM 75 QUESTIONS

Question 1: Before coronal polishing, which �nding in a patient's health history most directly requires consultation before proceeding?

Choices:

1) Well-controlled seasonal allergies 2) A history of infective endocarditis with uncertainty about current antibiotic prophylaxis needs 3) A preference for mint-�avored paste 4) Use of an electric toothbrush Correct Answer: A history of infective endocarditis with uncertainty about current antibiotic prophylaxis needs Explanation: A history associated with possible antibiotic prophylaxis requires veri�cation with the dentist before treatment. Flavor preferences and routine home-care choices do not create the same medical concern.Page 1

Question 2: In the Universal Numbering System, which tooth is the permanent

maxillary right �rst molar?

Choices:

1) #3 2) #6

3) #14

4) #30

Correct Answer: #3

Explanation: In the Universal Numbering System, permanent tooth #3 is the maxillary right �rst molar.Question 3: A 9-year-old patient has erupted permanent incisors and �rst molars while several primary teeth remain. This is best described as which dentition stage?

Choices:

1) Primary dentition 2) Mixed dentition 3) Permanent dentition 4) Edentulous dentition

Correct Answer: Mixed dentition

Explanation: Mixed dentition is the period when both primary and permanent teeth are present.Page 2

Question 4: Which deposit is a soft, loosely adherent accumulation of

microorganisms, food debris, and shed cells that is less organized than dental plaque?

Choices:

1) Calculus 2) Materia alba 3) Enamel pellicle 4) Dentin smear layer

Correct Answer: Materia alba

Explanation: Materia alba is a soft, loosely attached accumulation that lacks the organized structure of mature plaque.

Question 5: Which statement best distinguishes calculus from plaque?

Choices:

1) Calculus is mineralized plaque that cannot be removed by coronal polishing alone 2) Calculus is always an extrinsic stain 3) Calculus is removed most e�ectively with a rubber cup 4) Calculus forms only on restorations Correct Answer: Calculus is mineralized plaque that cannot be removed by coronal polishing alone Explanation: Calculus is a mineralized deposit and requires instrumentation such as scaling for removal. Coronal polishing is not a calculus-removal procedure.Page 3