Oral Health Group
Feature

2001 QUIZ

November 1, 2001
by Oral Health


Learning Assessment

QUIZ INSTRUCTIONS and answer card are found between pages 18 & 19.

1.A luting cement should 1. resist microleakage

2. be impervious to saliva

3. inhibit plaque growth

4. be biocompatible

A. 1, 2, 3

B. 1 and 3

C. 2 and 4

D. 4 only

E. All of the above

2.In a Class II restoration, the least demineralization of the adjacent tooth surfaces would occur with

A. amalgam.

B. resin-modified glass ionomer cement (RMGIC)

C. fluoridated composite resin

D. non-fluoridated composite resin

3.Because of rapid bone loss in multiple sites throughout the mouth, you suspect that your patient has refractory periodontitis. Confirmatory microbiological testing will show which of the following organisms? 1. Gram-negative Spirochetes 2. Gram-negative Prenotella intermedia 3. Gram-negative Fusobacteria 4. Gram-positive Spirochetes intermedius

A. 1, 2, 3

B. 1 and 3

C. 2 and 4

D. 4 only

E. All of the above

4.After placement of Goretex membranes for controlled healing of periodontal defects, a patient must

1. keep the teeth free of plaque with dental floss

2. use Peridex mouthwash two to three times a day

3. use an interdental (proxy) brush in the surgical area

4. avoid all mechanical devices for control of plaque in the affected area for six weeks.

A. 1 only

B. 1 and 2

C. 1 and 3

D. 2 and 4

5.A dual-phase system toothpaste is beneficial in the remineralization of white spot lesions.

Remineralized lesions are more resistant to further carious attack than the adjacent sound enamel.

A. The first statement is true, the second is false.

B. The second statement is true, the first is false.

C. Both statements are true.

D. Both statements are false.

6.In orthodontic therapy, which of the following drugs can impede tooth movement?

1. Acetaminophen

2. Indomethacin

3. Codeine

4. Alendronate

A. 1,2,3

B. 1 and 3

C. 2 and 4

D. 4 only

E. All of the above.

7.After injecting a local anaesthetic with 1: 100,000 epinephrine in a patient taking -blockers, you would expect

1. an increase in blood pressure

2. prolonged pulpal anaesthesia

3. tachycardia

4. extended soft tissue analgesia

A. 1, 2, 3

B. 1 and 3

C. 2 and 4

D. 4 only

E. All of the above

8.Which of the following tissue changes found in adults is a contraindication to orthodontic therapy?

A. Decreased alveolar vascularity

B. Altered bone mineralization

C. Increased collagen rigidity

D. Active periodontitis

9. In the management of periodontal diseases, the Periochip

1. is easy to use

2. is cost effective

3. can enhance deep pocket scaling and root planing

4. reduces the need for surgical treatment

A. 1, 2, 3

B. 1 and 3

C. 2 and 4

D. 4 only

E. All of the above.

10. In root caries, the predominant organisms are Lactobacilli. In coronal caries the predominant organism is Streptococcus mutans.

Root caries is age related.

A. The first statement is true, the second is false.

B. The first statement is false, the second is true.

C. Both statements are true.

D. Both statements are false.

11. In a patient with a missing maxillary lateral incisor and diastemas between the remaining anterior teeth, a single tooth implant is the treatment of choice for optimum esthetics.

The emergence profile of the final restoration should be the major determinant of implant position.

A. The first statement is true, the second is false.

B. The first statement is false, the second is true.

C. Both statements are true.

D. Both statements are false.

12. When detecting fluorosis in a three-year-old child, you would

1. take the fluoride history.

2. reduce the fluoride intake.

3. expect fluorosis in the permanent dentition.

4. expect delayed eruption of the permanent dentition

A. 1, 2, 3

B. 1 and 3

C. 2 and 4

D. 4 only

E. All of the above

13. Disinfectants in the waterlines 1. will prevent transmission of pathogens.

2. may cause toxic reaction in patients.

3. will affect the bond strength of adhesive restorations.

4. will dislodge biofilm.

A. 1, 2, 3

B. 1 and 3

C. 2 and 4

D. 4 only

E. All of the above

14. A correctly applied primer 1. causes hybridization of dentine.

2. reduces postoperative sensitivity.

3. replaces minerals in dentine.

4. causes dehydration of dentine.

A. 1, 2, 3

B. 1 and 3

C. 2 and 4

D. 4 only

E. All of the above

15. Lingual orthodontic movement of a labially placed incisor with dehiscence results in

1. new labial bone.

2. increased gingival thickness.

3. improved tooth position.

4. a more aesthetic gingival contour.

A. 1, 2, 3

B. 1 and 3

C. 2 and 4

D. 4 only

E. All of the above.

Answers for October 2001 SLSA questions:

37. E 38. D 39. A 40. C


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