FREE NBDHE Dental Hygiene Trivia Question and Answers

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One of the main causes of a root canal is which of the following?

Correct! Wrong!

What qualifies as an overdenture's defining feature?

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Which nerve supplies the intrinsic tongue muscles?

Correct! Wrong!

Explanation:
The twelve-paired cranial nerve is the hypoglossal nerve. Its name is derived from the Greek words glossal, which means tongue, and hypo, which means under. The nerve innervates all of the tongue's extrinsic and intrinsic muscles, serving only as a somatic motor (except the palatoglossus, innervated by vagus nerve).

Which of the following is true about a root's hypersensitivity decreasing as the tooth develops?

Correct! Wrong!

Explanation:
Collagen fibers are attached to the alveolar bone by means of cellular cementum, which also contains cells. In order to keep the attachment mechanism intact, it is also in charge of small repair of any resorption through continuing deposition. Acellular cementum is devoid of cells and serves primarily as an adaptation mechanism.

When gingivitis is considered to be under control

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All of the above methods, with the exception of ____________, are frequently used to introduce fluoride.

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The purpose of radiographic enhancing screens is

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