1. The exposure time for each edentulous region should be reduced ___________ the normal exposure time.

   1/2
   1/3
   3/4
   1/4

2. An extreme allergic reaction that is life-threatening is known as _________.

   anaphylaxis
   acidosis
   asthmatic attack
   angina

3. Light-curing sealants do not require mixing.__________________________

   False
   True

4. What is a Bloodborne Pathogen?

   Pathogen transmitted through saliva
   Virus living in the bloodstream
   Pathogen transmitted through blood.

5. The _____________ surface of a tooth is nearest the cheek.

   lingual
   facial
   incisal
   distal

6. An intrinsic stain, such as Tetracycline, can/cannot be removed with coronal polishing.

   cannot
   can

7. To remove excess water and debris you may have the patient close his lips around the HVE tip.

   False
   True

8. The curing light should be placed on the sealant material for?

   according to manufacturer’s directions

   2 min
   1 1/2 minutes
   1 min.

9. Write the common abbreviations for these dental terms:
Root Canal Treatment, Crown, Extraction.

   ROO, CRO, EXTR
   RRG, GC, EX
   RCT, PFM, EXT

10. When placing the film in the patient’s mouth, the embossed dot must be placed _______the X-ray head.

   away from
   toward

11. Which material is NOT used for endotontic treatment?

   prophy paste
   gutta percha
   files
   bleach

12. Restorative dentistry is indicated to restore teeth to their original structure. Conditions that would indicate the need for restorative dentistry include:

   all of the above.
   abrasion or wearing away of tooth structure.
   replacement of failed restorations
   initial and recurring decay

13. The _____________ surface of a tooth is nearest the cheek.

   distal
   incisal
   facial
   lingual

14. What does OSHA stand for? __________________________

   Occupational Standards of Health Administration
   Occupational Standards of Hazards Administration
   Occupational Safety Hazards Administration
   Occupational Safety and Health Administration

15. Class V restorations require a matrix.

   True
   False

16. What does ALARA stand for? ___________________________________________

   As low as reasonably allowable
   As light as rarely permissible
   As low as reasonably achievable

17. When seating the mandibular impression tray, the _____________ portion is pressed down over the teeth first.

   lateral
   posterior
   anterior

18. What size film is normally used on children? ___________________

   5
   0
   2

19. Define Cumulative Effect in radiation exposure.

   Repeated exposure to radiation to a certain area of your body per hour.
   Added effects of repeated radiation exposure over the day.

   Added effects of repeated radiation exposure over a lifetime.

20. When using the spray-wipe-spray technique, after the final spray the surface is ____.

   wiped vigorously with a sponge

   left wet
   dried with a clean paper towel

21. The prophy angle and handpiece are held in a ________________ grasp.

   reverse pen
   palm
   palm-thumb
   pen

22. When doing a fixed bridge, the tooth (teeth) to be replaced is called a/an__:

   retainer
   abutment
   clasp
   pontic

23. The pain of ____________________ is relieved by the administration of nitroglycerin.

   an asthmatic attack

   a cerebrovascular accident

   an acute myocardial infarction

   angina pectoris

24. Out of D and E speed films, which requires the least amount of radiation exposure?__________________________________________

   D
   E

25. _______________ have four or more cusps to form a broad occlusal (chewing) surface.

   Cuspids
   Incisors
   Premolars
   Molars

26. Match the following appropriately:
1.____Calcium hydroxide
2.____Glass ionomer
3.____Sodium hypochlorite

   1 - A disinfectant for root canals
2 - Thought to encourage the growth of secondary dentin
3- Fluoride releasing
   1. - Fluoride releasing
2 - Thought to encourage the growth of secondary dentin
3 - A disinfectant for root canals
   1. - Thought to encourage the growth of secondary dentin
2 - Fluoride releasing
3 - A disinfectant for root canals

27. The dental degree DDS means____________.

   Doctor of Dental Surgery
   Doctor of Dental Specialties
   Degree in Dental Science
   Dental Doctor and Specialist

28. Proper reason for taking alginate impressions are:

   These are all good reasons except for taking a final impression.
   to make a retainer.
   to take a final impression
   to make a night guard
   to make a bleaching tray

29. The vacuum is applied for ___________ when the vacuum former is used.

   the time the vacuum is applied does not matter
   1 to 2 min
   30 to 40 sec
   5 to 10 sec

30. Define sterilization.

   Killing of pathogenic agents but does not include the destruction of spores or resistant viruses.
   Process by which all organisms are completely destroyed in a circumscribed area.

31. Before the case can be sent to the laboratory for creation of a bridge,

   all of the answers are correct.
   final impression and opposing arch impression must be obtained.
   the dentist must write the laboratory prescription
   the bite registration must be obtained

32. How is a percussion test performed? __________________________________

   tapping an instrument on the tooth
   drumming a tongue depressor on the patient's tongue
   drumming on the x-ray head to make sure it is working

33. A properly etched tooth appears

   there is no change
   shiny and white
   dull and chalky

34. A pre-formed crown that has been tried in the mouth, but not selected must be _________________.

   disinfected
   put in the sharps container.
   sterilized

35. Define disinfection.

   Killing of pathogenic agents by chemical or physical means, does not include destruction of spores or resistant viruses.

   Process by which all life forms are completely destroyed in a circumscribed area