2024 DENTAL ASSISTANT LICENSURE EXAM|
ACTUAL EXAM QUESTIONS AND ANSWERS|
GRADE A GUARANTEED
Is an impression negative or positive reproduction? - An impression is a negative
reproduction.
Of the three classifications of impressions, which one can the expanded-functions
dental assistant legall...
2024 DENTAL ASSISTANT LICENSURE EXAM|
ACTUAL EXAM QUESTIONS AND ANSWERS|
GRADE A GUARANTEED
Is an impression negative or positive reproduction? - An impression is a negative
reproduction.
Of the three classifications of impressions, which one can the expanded-functions
dental assistant legally take? - The dental assistant can take a preliminary impression
(alginate).
3. Which of the three classifications of impressions is used for occlusal relationship? -
The bite registration is used for occlusal relationship.
5. Which type of tray allows impression material to lock on mechanically? - A perforated
tray
6. What is used to extend the length of a tray? - Utility wax
What is the organic substance of hydrocolloid materials? - The organic substance of
hydrocolloid is seaweed.
Why would you select a fast-set alginate over a normal-set alginate? You would select a
fast-set if the patient had a strong gag reflex. - if the patient had a strong gag reflex.
What is the water-to-powder ratio for taking a maxillary impression? - 3 measures of
powder to 3 measures of water.
What does the prefix hydro- mean? - water
What is another name for irreversible hydrocolloid? Another name of irreversible
hydrocolloid is alginate. - alginate.
,Do you mix irreversible hydrocolloid on a paper pad or in a mixing bowl? - It is mixed in
a mixing bowl.
What material is most often used for a bite registration? Baseplate wax ( either pink
sheets or yellow wax bites) is most often used for a bite registration. - Baseplate wax (
either pink sheets or yellow wax bites) is most often used for a bite registration.
14. What type of tray is used when using ZOE bite registration pate? - A gauze bite tray
Do you cool or warm the wax before placing the tray in the patient's mouth for a bite
registration? - You warm the wax
, What is the purpose of dental sealants? - prevent dental caries in the pits and fissure
areas.
Why are pits and fissures susceptible to caries? - because bacteria cannot be removed
from these areas.
Should sealants be the only preventive measure used? - Sealants should be used as
part of a comprehensive preventive program.
What are the two types of polymerization? - light -cured and self-cured.
Why is clear sealant material less desirable? - Because it is difficult to see during
placements and recalls.
Is there a difference in retention rates between filled and unfilled sealants? - There is no
difference in retention rates between filled and unfilled sealants.
What is the reason for putting fluoride in dental sealant material? - In case the sealant is
lost, it is thought that the fluoride will have already strengthened the base of the pit or
fissure.
What is the range of shelf-life of sealant materials? - between 18 and 36 months.
What are two patient safety precautions to keep in mind when using sealants? -
Keeping etchant off the soft tissue and patient eyewear
What determines the effectiveness of dental sealants? - Retention of the dental sealant
What is the function of a periodontal surgical dressing? - It protects the surgical site
similar to a bandage.
What are the most common materials used for periodontal dressings? - zinc oxide-
eugenol dressings and non-eugenol dressings.
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