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NDEAB Practice Exam DA Questions With Verified Answers
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NDEAB Practice Exam DA Questions With Verified Answers Prior to exposing a dental radiograph/image, placement of the lead apron over the patient protects which one of the following tissues? - answerGonadal Which three factors are essential in order to produce accurate diagnostic casts? - answer...

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  • October 1, 2024
  • 45
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • ndeab practice exam da questions with verified ans

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NDEAB Practice Exam DA Questions With
Verified Answers


Prior to exposing a dental radiograph/image, placement of the lead apron over the patient

protects which one of the following tissues? - answer✔Gonadal


Which three factors are essential in order to produce accurate diagnostic casts? - answer✔Water

to powder ratio, mixing time and water temperature.


What is the correct way to store scrap amalgam? - answer✔In a tightly closed mercury recycling

container

In a steam sterilizer, the distilled water is converted to steam then condensed back into liquid

water. What happens to the condensed water? - answer✔It is drained from the sterilizer and

discarded down the drain in the sink.

A patient presents to the dental office with concerns about sensitivity on a lower canine tooth.

The dentist performs an examination and diagnoses gingival recession and abrasion on the facial

root surface of tooth 33. The patient has 100% dental insurance

coverage for diagnostic, preventive and restorative services.




What is the etiology of the sensitivity? - answer✔Exposed dentinal tubules

, ©BRAINBARTER 2024/2025


A 24-year-old patient presents for an emergency exam.

During the interview it is noted that he is a heavy smoker and has been under a

great deal of emotional stress. The clinical examination findings are: a biofilm index of 3 with

some ulceration of interdental papillae.

What


is the recommended treatment for this patient? - answer✔Debridement, careful brushing at

home, warm water rinses

A 75-year-old patient presents at the dental office with a fractured tooth 46. While reviewing the

medical history, the dental assistant notes that the patient has rheumatoid arthritis and type II

diabetes. The clinical examination also reveals generalized gingival recession, cervical tooth

abrasion and several root caries.




Which one of the following tooth brushing techniques should be recommended for this


patient? - answer✔Rolling stroke.


A patient presents for a bridge preparation. The dentist administers the local anesthetic then the

dental assistant takes an alginate impression of the lower left quadrant. Teeth 36 and 37 are

missing and tooth 38 has drifted into the 37 position. The bridge will go from tooth 35 to tooth

38.

The insurance plan provides 80% reimbursement for this type of treatment.

, ©BRAINBARTER 2024/2025


What will the alginate impression be used for? - answer✔As a matrix for the provisional


A patient presents for an emergency examination of tooth 16. The tooth has been sensitive to

pressure for several weeks and the patient indicates that it is getting worse. The dentist does an

intra-oral examination and prescribes a direct digital periapical radiograph of the area. The dental

assistant is directed to assemble equipment and supplies for pulp vitality testing.

Which one of the following teeth would be best as the control tooth for the pulp


vitality test? - answer✔26


A patient presents for an emergency examination of tooth 16. The tooth has been sensitive to

pressure for several weeks and the patient indicates that it is getting worse. The dentist does an

intra-oral examination and prescribes a direct digital periapical radiograph of the area. The dental

assistant is directed to assemble equipment and supplies for pulp vitality testing.

The cold test for the tooth causes an intense pain that does not resolve for a few minutes. What

diagnosis is most probable? - answer✔Irreversible pulpitis.


A dental assistant must be able to self-correct errors made during dental dam punching and

placement. From the list of errors below, choose the one that best matches the scenario given in

the item.




Bunching and stretching on lingual of dam when placed - answer✔Arch is punched too flat.

, ©BRAINBARTER 2024/2025


A mother of a 5-month-old infant ask the dental assistant which of her daughter's teeth will fall

out first. What is the most accurate response?




1. Her upper two teeth, the frontal incisors

2. Her bottom two teeth, the central incisors

3. Her two canine teeth will fall out first


4. Her primary molars - answer✔2. Her bottom two teeth, the central incisors


Which of the following produces about 60% of the total amount of saliva?




1. Sublingual gland

2. Parotid gland

3. Submandibular glands


4. None of the options - answer✔3. Submandibular glands


Which of the following muscles of the mouth floor raises the hyoid bone to assist in swallowing?




1. Digastric

2. Stylohyoid

3. Geniohyoid

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