Article 1: Examining the Safety of Dental Treatment in Pregnant Women 

1. What percentage of women who received partial essential dental treatment experienced an adverse event?
Select answer A. 6.4 percent B. 9.3 percent C. 12.1 percent D. 13.9 percent

2. What was the rate of spontaneous abortions/stillbirths among women who received complete essential dental treatment?
Select answer A. 1.4 percent B. 2.3 percent C. 3.3 percent D. 4.2 percent

3. When women who received local anesthetic and periodontal treatment were compared with untreated control subjects, which rates did not differ significantly?
Select answer A. only rates for spontaneous abortions/stillbirths B. only rates for preterm deliveries C. only rates for preterm deliveries and fetal/congenital anomalies D. rates for spontaneous abortions/stillbirths, preterm deliveries and fetal/congenital anomalies

4. Which, if any, of these adverse outcomes was observed at a significantly higher rate among women who received complete essential dental treatment and periodontal treatment?
Select answer A. spontaneous abortions/stillbirths B. preterm deliveries C. fetal/congenital anomalies D. none of these outcomes

Article 2: Utility of an International Normalized Ratio Testing Device in a Hospital-Based Dental Practice 

1. What is the upper end of the range of international normalized ratio (INR) levels considered safe for patients who are receiving warfarin therapy and undergoing minor oral surgery procedures?
Select answer A. 1.4 B. 2.0 C. 3.5 D. 4.2

2. What percentage of patients in the study’s warfarin group had an INR value that exceeded the range considered safe for them?
Select answer A. 9 percent B. 17 percent C. 21 percent D. 28 percent

3. What is the upper end of the range of INR levels considered safe for patients with liver disease who are undergoing minor oral surgery procedures?
Select answer A. 1.4 B. 2.0 C. 3.5 D. 4.2

4. What percentage of patients in the study’s potential liver disease group had an INR value that exceeded the range considered safe for them?
Select answer A. 9 percent B. 17 percent C. 21 percent D. 28 percent

Article 3: Treatment of Deep Carious Lesions by Complete Excavation or Partial Removal: A Critical Review 

1. In the study of composite restorations placed over frank carious lesions, which one of the following was concluded by the Mertz-Fairhurst group of researchers?
Select answer A. Failure rates were significantly higher only for the composite group. B. Failure rates were significantly higher for both composite and sealed-amalgam groups. C. Failure rates were significantly lower only for the composite group. D. No significant differences were observed among the three treatment groups.

2. Which one of the following correctly summarizes the findings of the study by Ribeiro and colleagues?
Select answer A. The complete caries removal group had lower retention rates and more pulpal symptoms. B. The partial caries removal group had lower retention rates and more pulpal symptoms. C. The partial caries removal group differed only in having more pulpal symptoms. D. The groups were not significantly different for any of the outcomes measured.

3. Which one of the following statements is correct regarding the number of colony-forming units (CFUs) of bacteria found after five months in the study by Fairbourn and colleagues?
Select answer A. CFUs were reduced only in the group treated with calcium hydroxide. B. CFUs were reduced only in the group not treated with calcium hydroxide. C. CFUs were reduced in both groups. D. CFUs were not reduced in either group.

4. In a study by Vij and colleagues, what was the three-year success rate reported for teeth treated by partial caries removal and indirect pulp treatment?
Select answer A. 62 percent B. 75 percent C. 83 percent D. 94 percent

Article 4: Using Orthodontic Intrusion of Abraded Incisors to Facilitate Restoration: The Technique’s Effects on Alveolar Bone Level and Root Length 

1. Combining teeth, what was the mean amount of intrusion achieved?
Select answer A. 1.78 millimeters B. 2.29 mm C. 2.82 mm D. 3.01 mm

2. What was the mean amount of bone loss relative to the cementoenamel junction?
Select answer A. 0.32 mm B. 0.98 mm C. 1.17 mm D. 1.39 mm

3. Approximately what percentage of root length was lost during treatment?
Select answer A. 2 percent B. 5 percent C. 10 percent D. 12 percent

4. Which one of the following variables was significantly associated with the amount of root resorption?
Select answer A. pretreatment root length B. age C. treatment time D. magnitude of intrusion

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