NDHCB EXAM
PRACTICE TESTS
QUESTIONS WITH
SOLVED SOLUTIONS!!
NDHCB
Evatee 10/21/24 NDHCB
,NDHCB EXAM PRACTICE TESTS QUESTIONS
WITH SOLVED SOLUTIONS!!
A dental hygienist has been asked to provide information to clients about a
new tooth whitening procedure. The dental hygienist did not study this
procedure at school. Which of the following sources of information should the
dental hygienist consult before providing information to clients about this
procedure?
A. The employer regarding the new technique
B. Reports of randomized controlled trials
C. Colleagues regarding technique and efficacy
D. Dental supply companies regarding product available Answer - Reports of
randomized controlled trials
Mrs. Sandhu, 58 years old, is a recent immigrant. She does not speak english or
french; however, she is accompanied by an interpreter for assessment and
treatment planning. At the follow-up appointment, Mrs. Sandhu arrives alone.
During periodontal debridement, the dental hygienist determines that Mrs.
Sandhu needs local anesthetic. What should the dental hygienist do next?
A. Explain the action of local anesthetic using gestures
B. Have the interpreter explain the procedure by telephone
C. Use pictures to explain the need for this procedure
D. Proceed with the treatment without the local anesthetic Answer - Have the
interpreter explain the procedure by telephone
Following a client's appointment, the dental hygienist is preparing the
operatory for the next client. What is the recommended minimum time that
water should be run through the water lines before the next appointment?
,A. 20 seconds
B. 60 seconds
C. 90 seconds
D. 120 seconds Answer - 20 seconds
Mr. Kehoe, a 24 year old informs the dental hygienist that the reason he missed
his previous periodontal debridement appointment was due to a fear of being
hurt. Today, he appears anxious. Clinical findings who dental biofilm- induced
gingivitis localized to the papillae with light interproximal calculus. What is the
best action for the dental hygienist to take next?
A. Encourage him to express his concerns regarding today's appt.
B. Complete his periodontal debridement during one session
C. Suggest that he consider using an anti-anxiety medication
D. Advise that some discomfort is possible and topical anesthetic can be used if
necessary Answer - Encourage him to express his concerns regarding today's
appt
Mr. Ungle, 35 years old, presents for his continuing care appointment. The
dental hygienist records generalized posterior periodontal probing depths of 5-
6mm. He reports some sensitivity on the max left quad. What radiographic
views would be most appropriate to take to assess this area?
A. 4 vertical bitewings
B. 4 horizontal bitewings
C. 2 vertical bitewings
D. 2 horizontal bitewings Answer - 4 vertical bitewings
Which one of the following factors is most reliable indicator that oral self-care
procedures are effective?
A. Reduction of dental biofilm
, B. Change in tissue color
C. No signs of gingival inflammation
D. Absence of calculus Answer - No signs of gingival infammation
Who would benefit more from shorter continuing care appointments?
A. A client who just completed tobacco use cessation program
B. A client who is starting an at-home whitening program
C. A client with recently diagnosed type 2 diabetes
D. A client with a diagnosis of hyperthyroidism Answer - A client with recently
diagnosed type 2 diabetes
Joey, 11 years old, needs LA for periodontal debridement in Q3. The
procedures will take approximately 30 minutes to complete once anesthetized.
What anesthetic agent and injection(s) would be ideal for this situation?
A. Mepivicaine 3% and the inferior alveolar nerve block, the lingual and long
buccal nerve injections
B. Lidocaine 2% and buccal infiltration(s)
C. Articaine 4% with epinephrine 1:200,000 and the inferior alveolar nerve
block and long buccal nerve injections
D. Prilocaine 4% with epinephrine 1:200,000 and the inferior alveolar nerve
block and long buccal nerve injections Answer - Mepivicaine (Carbocaine,
Polocaine) 3% and the inferior alveolar nerve block, the lingual and long buccal
nerve injections
Don, an 18-year-old athlete, has been taking penicillin for pericoronitis of tooth
38. He presents for repair of a clasp on an ill-fitting maxillary partial denture.
Don reports a metallic taste and a burning sensation in the palatal area. The
clinical assessment reveals a lesion under the partial denture. There is a white,
curd-like material with underlying erythematous mucosa. What condition
should the dental hygienist suspect?
PRACTICE TESTS
QUESTIONS WITH
SOLVED SOLUTIONS!!
NDHCB
Evatee 10/21/24 NDHCB
,NDHCB EXAM PRACTICE TESTS QUESTIONS
WITH SOLVED SOLUTIONS!!
A dental hygienist has been asked to provide information to clients about a
new tooth whitening procedure. The dental hygienist did not study this
procedure at school. Which of the following sources of information should the
dental hygienist consult before providing information to clients about this
procedure?
A. The employer regarding the new technique
B. Reports of randomized controlled trials
C. Colleagues regarding technique and efficacy
D. Dental supply companies regarding product available Answer - Reports of
randomized controlled trials
Mrs. Sandhu, 58 years old, is a recent immigrant. She does not speak english or
french; however, she is accompanied by an interpreter for assessment and
treatment planning. At the follow-up appointment, Mrs. Sandhu arrives alone.
During periodontal debridement, the dental hygienist determines that Mrs.
Sandhu needs local anesthetic. What should the dental hygienist do next?
A. Explain the action of local anesthetic using gestures
B. Have the interpreter explain the procedure by telephone
C. Use pictures to explain the need for this procedure
D. Proceed with the treatment without the local anesthetic Answer - Have the
interpreter explain the procedure by telephone
Following a client's appointment, the dental hygienist is preparing the
operatory for the next client. What is the recommended minimum time that
water should be run through the water lines before the next appointment?
,A. 20 seconds
B. 60 seconds
C. 90 seconds
D. 120 seconds Answer - 20 seconds
Mr. Kehoe, a 24 year old informs the dental hygienist that the reason he missed
his previous periodontal debridement appointment was due to a fear of being
hurt. Today, he appears anxious. Clinical findings who dental biofilm- induced
gingivitis localized to the papillae with light interproximal calculus. What is the
best action for the dental hygienist to take next?
A. Encourage him to express his concerns regarding today's appt.
B. Complete his periodontal debridement during one session
C. Suggest that he consider using an anti-anxiety medication
D. Advise that some discomfort is possible and topical anesthetic can be used if
necessary Answer - Encourage him to express his concerns regarding today's
appt
Mr. Ungle, 35 years old, presents for his continuing care appointment. The
dental hygienist records generalized posterior periodontal probing depths of 5-
6mm. He reports some sensitivity on the max left quad. What radiographic
views would be most appropriate to take to assess this area?
A. 4 vertical bitewings
B. 4 horizontal bitewings
C. 2 vertical bitewings
D. 2 horizontal bitewings Answer - 4 vertical bitewings
Which one of the following factors is most reliable indicator that oral self-care
procedures are effective?
A. Reduction of dental biofilm
, B. Change in tissue color
C. No signs of gingival inflammation
D. Absence of calculus Answer - No signs of gingival infammation
Who would benefit more from shorter continuing care appointments?
A. A client who just completed tobacco use cessation program
B. A client who is starting an at-home whitening program
C. A client with recently diagnosed type 2 diabetes
D. A client with a diagnosis of hyperthyroidism Answer - A client with recently
diagnosed type 2 diabetes
Joey, 11 years old, needs LA for periodontal debridement in Q3. The
procedures will take approximately 30 minutes to complete once anesthetized.
What anesthetic agent and injection(s) would be ideal for this situation?
A. Mepivicaine 3% and the inferior alveolar nerve block, the lingual and long
buccal nerve injections
B. Lidocaine 2% and buccal infiltration(s)
C. Articaine 4% with epinephrine 1:200,000 and the inferior alveolar nerve
block and long buccal nerve injections
D. Prilocaine 4% with epinephrine 1:200,000 and the inferior alveolar nerve
block and long buccal nerve injections Answer - Mepivicaine (Carbocaine,
Polocaine) 3% and the inferior alveolar nerve block, the lingual and long buccal
nerve injections
Don, an 18-year-old athlete, has been taking penicillin for pericoronitis of tooth
38. He presents for repair of a clasp on an ill-fitting maxillary partial denture.
Don reports a metallic taste and a burning sensation in the palatal area. The
clinical assessment reveals a lesion under the partial denture. There is a white,
curd-like material with underlying erythematous mucosa. What condition
should the dental hygienist suspect?
