National Board Dental Hygiene Examination 100% Correct Answers

National Board Dental Hygiene Examination 100%
Correct Answers


Each of the following oral microorganisms could col- onize soft tissue EXCEPT one.
Which one is this EXCEPTION?



A. Neisseria sicca

B. Candida albicans

C. Streprococcus mitis

D. Streptococcus mutans

E. Streprococcus salivarius - ANSWER D



The virus responsible for which of the following dis- eases is the MOST resistant to
chemical and physical agents?



A. AIDS

B. Herpes

C. Measles

D. Influenza

E. Hepatitis - ANSWER E



Root hypersensitivity diminishes as the tooth forms which of the following?



A. Mantle dentin

B. Secondary de'ntin

C. Cellular cementum

, D. Acellular cementum - ANSWER C



A 21-year-old woman, who is in her third trimester of pregnancy, has a pyogenic
granuloma (3 nun in diam-eter) between her maxillary left lateral incisor and canine.
After offering oral hygiene instructions, which of the following should be the NEXT step?



A. Perform an oral prophylaxis.

B. Suggest that the patient see a periodontist.

C. Refer the patient for an excision of the granu-

loma.

D. Allow hormonal influences to subside, and

then reappoint the patient for a prophylaxis

after childbirth.

E. Reappoint the patient for a prophylaxis one-

month later. - ANSWER A



Which of the following nerves supplies the intrinsic muscles of the tongue?

A. Vagus

B. Facial

C. Lingual

D. Hypoglossal

E. Glossopharyngeal - ANSWER D



Which of the following tissues and organs idare the MOST radio resistant?

A. Nerves

B. Glands

C. Skin

D. Bonemamow