NBDHE Practice Questions and Answers
Already Passed
What is the primary function of dental floss?
✔✔To remove plaque and food particles from between teeth.
Which bacteria is commonly associated with periodontal disease?
✔✔Porphyromonas gingivalis.
What is the best practice for preventing cavities?
✔✔Brushing twice a day and flossing daily.
What does "dental prophylaxis" refer to?
✔✔Professional teeth cleaning.
Which part of the tooth is covered by enamel?
✔✔The crown.
1
, What is the main role of fluoride in toothpaste?
✔✔To strengthen enamel and prevent cavities.
What type of X-ray is used to view the entire tooth structure, including the root?
✔✔Periapical X-ray.
Which instrument is used to measure pocket depths around the teeth?
✔✔Periodontal probe.
What is a common symptom of temporomandibular joint (TMJ) disorder?
✔✔Jaw pain or discomfort.
What does "scaling" refer to in dental care?
✔✔Removal of plaque and tartar from teeth.
What type of toothbrush bristles is generally recommended?
✔✔Soft bristles.
2
Already Passed
What is the primary function of dental floss?
✔✔To remove plaque and food particles from between teeth.
Which bacteria is commonly associated with periodontal disease?
✔✔Porphyromonas gingivalis.
What is the best practice for preventing cavities?
✔✔Brushing twice a day and flossing daily.
What does "dental prophylaxis" refer to?
✔✔Professional teeth cleaning.
Which part of the tooth is covered by enamel?
✔✔The crown.
1
, What is the main role of fluoride in toothpaste?
✔✔To strengthen enamel and prevent cavities.
What type of X-ray is used to view the entire tooth structure, including the root?
✔✔Periapical X-ray.
Which instrument is used to measure pocket depths around the teeth?
✔✔Periodontal probe.
What is a common symptom of temporomandibular joint (TMJ) disorder?
✔✔Jaw pain or discomfort.
What does "scaling" refer to in dental care?
✔✔Removal of plaque and tartar from teeth.
What type of toothbrush bristles is generally recommended?
✔✔Soft bristles.
2
