RDA REVIEW TEST UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS

RDA REVIEW TEST UPDATED ACTUAL QUESTIONS AND
CORRECT ANSWERS

Question:
1. A non aerosol topical anesthetic may be applied by the:
Answer:
DA or RDA

Question:
2. Two primary reasons for using topical anesthetic agents are:
Answer:
relief of pain and anxiety

Question:
3. Topical anesthetic is applied in the muco/buccal fold over the apex area of operation for _____
anesthesia
Answer:
infiltration

Question:
4. A mobile tooth is a:
Answer:
Sign

Question:
5. Cracking at the corner of the mouth is known as:
Answer:
cheilitis

Question:
6. The tab of tissue on the inside of the cheek just opposite the upper first molar is:
Answer:
the opening to the parotid salivary gland

Question:
7. Removing tissue for examination under a microscope is called:
Answer:
biopsy

Question:
8. Before administering N20 to the patient:
Answer:
he is instructed to take several deep breaths

,Question:
9. A patient's overjet is measured by:
Answer:
the horizontal distance the maxillary teeth protrude beyond the mandible.

Question:
10. A cross bite is:
Answer:
none of the above

Question:
11. A Class I malocclusion is:
Answer:
The posterior teeth and mandible are in a normal position but there are malpositioned anterior teeth.

Question:
12. A Class II malocclusion is:
Answer:
The posterior teeth and maxilla are in a protruded position in relationship to the mandible.

Question:
13. A Class III malocclusion is:
Answer:
The posterior teeth and maxilla are in a retruded position in relationship to the mandible.

Question:
14. A Class II elastic:
Answer:
attaches a the anterior of the maxillary appliance and the posterior of the mandibular appliance.

Question:
15. Elastic orthodontic separators are placed:
Answer:
by a DA

Question:
16. The following are not used for separators:
Answer:
Tie wires

Question:
17. When placing a TP spring:
Answer:
first insert lingual side

, Question:
18. When removing separators care must be taken:
Answer:
to avoid injuring the interdental papillae

Question:
19. A useful instrument for removing elastic separators is a :
Answer:
sickle scaler

Question:
20. T-P springs are a type of:
Answer:
separator

Question:
21. How long do elastic separators need to be left in place?
Answer:
3-5 days

Question:
22. An elastic separator is placed by:
Answer:
a period of more than 8 hours

Question:
23. Headgear should not be worn during:
Answer:
sports activities

Question:
24. When ligating with a wire tie, the tie wire should be:
Answer:
bent at a 90 degree angle

Question:
25. After twisting the wire ligature the "pigtail" should be cut to a length of approximately:
Answer:
3 mm

Question:
26. After the wire ligature has been cut the cut end ("pigtail") is bent:
Answer:
gingivally