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NBDHE Dental Hygienist Practice Test Latest Updated - Verified Correct Answers Guaranteed A+
- Hypersensitivity of a root lessens as the tooth forms which
of the following?
- Periodontal Ligament
- Pulp
- Cellular cementum
- Enamel
- What nerve supplies the intrinsic muscles of the tongue?
- Trochlear
- Trigeminal
- Glossopharyngeal
- Hypoglossal
- Accessory
- Which of the following is the most radioresistant?
- Glands
- Reproductive organs
- Bone Marrow
- Skin
- Nerves
4. Fluoride is typically introduced in all of the following ways except by:
- Drinking water
- Vitamins
- Injection
- Toothpaste
- Mouthwash
5. Gingivitas is considered controlled when:
- the gums reach the crown.
- no deep pockets appear in the gums
- the gums appear firm
- the plaque has been removed
- there's no bleeding around the gums
- A flat stone may be used to sharpen a curette by hand. The face of the curette should be at what angle to the
stone?
- 50-65 degrees
- 75-85 degrees
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- 90-100 degrees
- 100-110 degrees
- 125-135 degrees
7. Radiographic intensifying screens are used for:
- magnification
- sharpening the image
- reducing the patient dose
- reflecting harmful rays
- expediting the processing time
- After an outbreak of herpetic gingivostomatitis, the herpes simplex virus may remain dormant in which of the
following?
- Sensory ganglion
- Salivary Glands
- Blood
- Ligaments
- Lymph nodes
- Which of the following is the most significant characteristic of an overdenture?
- No natural teeth remain
- Natural teeth remain
- Used with an overbite
- Used with an underbite
10. A dental carie is another name for:
- a dental instrument
- the gum line
- a cavity
- Plaque build-up
- Gingivitis
- Which of the following is one of the main reasons for a
root canal?
- The tooth is cracked
- The pulp can't be fixed
- Gums are bleeding
- A cavity is present
- Enamel is worn off
- Vital whitening is performed on which of the following?
- Dentures
- Tooth with no live nerve
- Tooth with live nerve
- Cavities
- Tooth roots
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