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2021 Edition
NBDHE Dental Hygienist Practice Test
Take this FREE NBDHE sample practice test below to see how prepared you are for a dental hygienist
certification exam.
The NBDHE Dental Hygienist exam has 350 questions and has two components - Discipline Based and
Dental Hygiene Patient Cases. The first component covers these main exam sections: Scientific Basis for
Dental Hygiene Practice; Provision of Clinical Dental Hygiene Services and Principles of Community
Health and Research. The second component of patient cases contains at least one each of geriatric,
periodontal, pediatric, special needs and medically compromised patient cases.
For complete practice, check out the NBDHE Practice Exam Kit with 750 questions and fully explained
answers, including 20 Patient Case Testlets.
Grade Answers as You Go
View 1 Question at a Time
1. Hypersensitivity of a root lessens as the tooth forms which of the
following?
a. Periodontal Ligament
b. Pulp
c. Cellular cementum
d. Enamel
Incorrect answer. Please choose another answer.
2. What nerve supplies the intrinsic muscles of the tongue?
, a. Trochlear
b. Trigeminal
c. Glossopharyngeal
d. Hypoglossal
e. Accessory
Incorrect answer. Please choose another answer.
3. Which of the following is the most radioresistant?
a. Glands
b. Reproductive organs
c. Bone Marrow
d. Skin
e. Nerves
Incorrect answer. Please choose another answer.
4.
a. Axillary
b. Mesenteric
, c. Substernal
d. Mediastinal
e. Cervical
Incorrect answer. Please choose another
answer.
5. Fluoride is typically introduced in all of the following ways except by
____________?
a. Drinking water
b. Vitamins
c. Injection
d. Toothpaste
e. Mouthwash
Incorrect answer. Please choose another answer.
6. Gingivitas is considered controlled when
a. the gums reach the crown.
b. no deep pockets appear in the gums
c. the gums appear firm
d. the plaque has been removed
Contact
• NBDHE Practice Test
• NBDHE Guide
• NBDHE Flash Cards
• NBDHE Test Directory
2021 Edition
NBDHE Dental Hygienist Practice Test
Take this FREE NBDHE sample practice test below to see how prepared you are for a dental hygienist
certification exam.
The NBDHE Dental Hygienist exam has 350 questions and has two components - Discipline Based and
Dental Hygiene Patient Cases. The first component covers these main exam sections: Scientific Basis for
Dental Hygiene Practice; Provision of Clinical Dental Hygiene Services and Principles of Community
Health and Research. The second component of patient cases contains at least one each of geriatric,
periodontal, pediatric, special needs and medically compromised patient cases.
For complete practice, check out the NBDHE Practice Exam Kit with 750 questions and fully explained
answers, including 20 Patient Case Testlets.
Grade Answers as You Go
View 1 Question at a Time
1. Hypersensitivity of a root lessens as the tooth forms which of the
following?
a. Periodontal Ligament
b. Pulp
c. Cellular cementum
d. Enamel
Incorrect answer. Please choose another answer.
2. What nerve supplies the intrinsic muscles of the tongue?
, a. Trochlear
b. Trigeminal
c. Glossopharyngeal
d. Hypoglossal
e. Accessory
Incorrect answer. Please choose another answer.
3. Which of the following is the most radioresistant?
a. Glands
b. Reproductive organs
c. Bone Marrow
d. Skin
e. Nerves
Incorrect answer. Please choose another answer.
4.
a. Axillary
b. Mesenteric
, c. Substernal
d. Mediastinal
e. Cervical
Incorrect answer. Please choose another
answer.
5. Fluoride is typically introduced in all of the following ways except by
____________?
a. Drinking water
b. Vitamins
c. Injection
d. Toothpaste
e. Mouthwash
Incorrect answer. Please choose another answer.
6. Gingivitas is considered controlled when
a. the gums reach the crown.
b. no deep pockets appear in the gums
c. the gums appear firm
d. the plaque has been removed
