NBDHE Actual Exam | National Board Dental Hygiene
Examination | 250 Complete Questions and Correct
Answers with Explanations
As a consultant to the community-funded Women, Infant, and Children's (WIC)
clinic your main assignment is to collaborate with the nearby community college
to include dental hygiene students in oral health assessments of the women
participating in WIC's clinical activities. After studying the health histories of the
women utilizing WIC's services, you note that bleeding gums and toothaches are
frequently reported. While consulting with the dental hygiene program director
she indicates that you will also be assigned to statistically analyze data from
several board exams and professional journals.Which of the following indices
would BEST meet the goals of determining plaque status and providing an
opportunity for the women to observe plaque biofilm?
A.
DMFS and PHP
B.
OHI-S and PHP
C.
DI-S and Pl
D.
Pl and PHP
Correct Answer
D.
Pl and PHP
Question 2
Each of the following statement regarding the postictal phase of a seizure is true
EXCEPT one. Which one is the EXCEPTION?
A.
The body experiences a generalized depression.
B.
The central nervous, respiratory, and cardiovascular systems are affected.
C.
The patient should be kept in a supine position with feet slightly elevated.
D.
This is the safest phase of the seizure.
Correct Answer
D.
This is the safest phase of the seizure.
Question 3
Configure
Review Mode
Question 229 of 350
Case C ImagesAt what stage of prenatal development does a cleft palate occur?
,A.
From the middle of the first month through the end of the second month
B.
At the end of the second month
C.
From the beginning of the fourth month through the end of the fifth month
D.
At the end of the third month
Correct Answer
D.
At the end of the third month
Question 4
Configure
Review Mode
Question 315 of 350
Case K ImagesDuring the assessment phase, the patient reports that she had a
preprandial blood glucose level test 2 weeks earlier and that the results were 120
mg/dL. Which of the following describes the interpretation of this test?
A.
Tendency toward hypoglycemia
B.
Hypoglycemia
C.
Acceptable level
D.
Risk for infection
Correct Answer
C.
Acceptable level
Question 5
Which one of the following pairs is mismatched?
A.
S. oralis-fissure caries
B.
Lactobacillus-progressive caries
C.
A. naeslundii-root surface caries
D.
S. mutans-fissure caries
Correct Answer
A.
S. oralis-fissure caries
Question 1
,In analyzing the assessment data, the dental hygienist noted that the correlation
between age and presence of oral cancer is +OX. Which of the following
represents the relationship between age and oral cancer?
A. No correlation
B. Weak
C. Moderate
D. Strong
Correct Answer
D
Question 2
The principal factor that controls x-ray penetration is
A. film.
B. time.
C. distance.
D. wavelength.
E. milliamperage
Correct Answer
D
Question 3
Radiographic intensifying screens are used for
A magnifying images.
B. increasing detail.
C. reducing the exposure time.
D. speeding the processing time.
E decreasing the processing time
Correct Answer
C
Question 4
The dental hygienist recorded the Gingival Index (GI) scores of residents who
have Alzheimer's disease, which were: 2.5, 2.75, 2.8, 3.0, 2.5, 2.0, 2.4, and 2.9.
Which of the following represents the mean GI score of this group of residents?
A. 2.50
B. 2.55
C. 2.61
D. 2.63
E. 2.75
Correct Answer
C
Question 5
, Gaining compliance from the nursing home staff to work with residents to
complete daily mouth care is a primary objective of the program. Which of the
following will help to insure cooperation of the nursing home staff?
A. Provide residents new toothbrushes.
B. Educate residents about oral diseases.
C. Motivate residents to value personal oral care.
D. Provide residents incentives to perform mouth
care.
Correct Answer
C
Question 6
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.
Correct Answer
A
Question 7
The submandibular salivary glands are BEST exam- ined by which of the
following?
A. Percussion
B. Transillumination C. Bimanual palpation
D. Indirect vision with the mouth mirror
E. Asking the patient to lift the tongue up and
back
Correct Answer
C
Question 8
A 70-year-old edentulous patient routinely cleans and soaks her dentures in hot
water. Which of the follow ing can occur asa result of this practice?
Examination | 250 Complete Questions and Correct
Answers with Explanations
As a consultant to the community-funded Women, Infant, and Children's (WIC)
clinic your main assignment is to collaborate with the nearby community college
to include dental hygiene students in oral health assessments of the women
participating in WIC's clinical activities. After studying the health histories of the
women utilizing WIC's services, you note that bleeding gums and toothaches are
frequently reported. While consulting with the dental hygiene program director
she indicates that you will also be assigned to statistically analyze data from
several board exams and professional journals.Which of the following indices
would BEST meet the goals of determining plaque status and providing an
opportunity for the women to observe plaque biofilm?
A.
DMFS and PHP
B.
OHI-S and PHP
C.
DI-S and Pl
D.
Pl and PHP
Correct Answer
D.
Pl and PHP
Question 2
Each of the following statement regarding the postictal phase of a seizure is true
EXCEPT one. Which one is the EXCEPTION?
A.
The body experiences a generalized depression.
B.
The central nervous, respiratory, and cardiovascular systems are affected.
C.
The patient should be kept in a supine position with feet slightly elevated.
D.
This is the safest phase of the seizure.
Correct Answer
D.
This is the safest phase of the seizure.
Question 3
Configure
Review Mode
Question 229 of 350
Case C ImagesAt what stage of prenatal development does a cleft palate occur?
,A.
From the middle of the first month through the end of the second month
B.
At the end of the second month
C.
From the beginning of the fourth month through the end of the fifth month
D.
At the end of the third month
Correct Answer
D.
At the end of the third month
Question 4
Configure
Review Mode
Question 315 of 350
Case K ImagesDuring the assessment phase, the patient reports that she had a
preprandial blood glucose level test 2 weeks earlier and that the results were 120
mg/dL. Which of the following describes the interpretation of this test?
A.
Tendency toward hypoglycemia
B.
Hypoglycemia
C.
Acceptable level
D.
Risk for infection
Correct Answer
C.
Acceptable level
Question 5
Which one of the following pairs is mismatched?
A.
S. oralis-fissure caries
B.
Lactobacillus-progressive caries
C.
A. naeslundii-root surface caries
D.
S. mutans-fissure caries
Correct Answer
A.
S. oralis-fissure caries
Question 1
,In analyzing the assessment data, the dental hygienist noted that the correlation
between age and presence of oral cancer is +OX. Which of the following
represents the relationship between age and oral cancer?
A. No correlation
B. Weak
C. Moderate
D. Strong
Correct Answer
D
Question 2
The principal factor that controls x-ray penetration is
A. film.
B. time.
C. distance.
D. wavelength.
E. milliamperage
Correct Answer
D
Question 3
Radiographic intensifying screens are used for
A magnifying images.
B. increasing detail.
C. reducing the exposure time.
D. speeding the processing time.
E decreasing the processing time
Correct Answer
C
Question 4
The dental hygienist recorded the Gingival Index (GI) scores of residents who
have Alzheimer's disease, which were: 2.5, 2.75, 2.8, 3.0, 2.5, 2.0, 2.4, and 2.9.
Which of the following represents the mean GI score of this group of residents?
A. 2.50
B. 2.55
C. 2.61
D. 2.63
E. 2.75
Correct Answer
C
Question 5
, Gaining compliance from the nursing home staff to work with residents to
complete daily mouth care is a primary objective of the program. Which of the
following will help to insure cooperation of the nursing home staff?
A. Provide residents new toothbrushes.
B. Educate residents about oral diseases.
C. Motivate residents to value personal oral care.
D. Provide residents incentives to perform mouth
care.
Correct Answer
C
Question 6
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.
Correct Answer
A
Question 7
The submandibular salivary glands are BEST exam- ined by which of the
following?
A. Percussion
B. Transillumination C. Bimanual palpation
D. Indirect vision with the mouth mirror
E. Asking the patient to lift the tongue up and
back
Correct Answer
C
Question 8
A 70-year-old edentulous patient routinely cleans and soaks her dentures in hot
water. Which of the follow ing can occur asa result of this practice?
