NBDHE Mock Exam Review
Questions and Answers 100% Pass
What is myxedema? - ANSWER-Hypothyroidism in adults
According to the American Heart Association guideline, which of the following
heart conditions does NOT require premedication?
A.) Incompletely repaired cyanotic congenital heart disease
B.) History of infective endocarditis
C.) Rheumatic heart disease
D.) Artificial heart valve - ANSWER-C.) Rheumatic heart disease
Which of the following is NOT correct regarding furcations?
A.) They can be detected on anterior teeth
B.) They can be detected on the posterior teeth
C.) They can be visible when recession is present
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,D.) They can present a challenge to the clinician during instrumentation -
ANSWER-A.) They can be detected on anterior teeth
What description is related to the patient who had a spinal injury at C2 and C3
level? - ANSWER-Patient has limited head and neck movement and patient may
depend on a ventilator for respiration
Injury at the C5 level - ANSWER-Will allow the patient to have shoulder control
and perform daily tasks of eating.
Injury at the C7 level - ANSWER-Will allow the patient to have wrist and elbow
movements as well.
Injury below the T (thoracic) level - ANSWER-Will allow the normal motor
function of the upper body.
Which type of hypersensitivity has the MOST delayed response? - ANSWER-Type
IV
The clinician changed the 8 inches PID to a 16 inches PID. How will the beam
intensity change? - ANSWER-1/4 times stronger
To determine if the client has calculus deposits on the proximal surfaces of the
posterior teeth, which instrument with which stroke should be used? - ANSWER-
11/12 explorer, fluid stroke
T-test - ANSWER-compares the means (averages) of two different studies
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,ANOVA (analysis of varience) - ANSWER-compares the means of three or more
studies
Chi-square test - ANSWER-measures the difference between the observed and
expected values, not means
P-value - ANSWER-measures result that occurred by chance during an experiment
Incisors are used for, - ANSWER-Biting and cutting
How many bones are there in the middle ear? - ANSWER-3
They are the malleus, incus, and stapes.
How many cranial bones are there? - ANSWER-8
(occipital, 2 temporal, 2 parietal, sphenoid, ethmoid, and fronal bones)
How many facial bones are there? - ANSWER-14
(vomer, 2 conchae, 2 nasal, 2 macilla, mandible, 2 palatine, 2 zygomatic, and 2
lacrimal bones)
With amelogenesis imperfecta, the enamel may, - ANSWER-Have pitting
Appear yellow
Chip easily
Expose dentin
What is the normal Prothrombin time (PT)? - ANSWER-11-16 seconds
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, Which of the following is NOT a function of a mirror?
A.) Soft tissue retraction
B.) Indirect vision
C.) Direct illumination
D.) Transillumination - ANSWER-C.) Direct illumination
Blood pressure of 142/92 mmHg is categorized as, - ANSWER-Hypertension
stage 1
Normal blood pressure - ANSWER-should be under 120/80 mmHg
Pre-hypertension - ANSWER-120-139/80-89 mmHg
Hypertension stage 1 - ANSWER-140-159/90-99 mmHg
Hypertension stage 2 - ANSWER-160-179/100-109 mmHg
Which symptom is related to Alzheimer's disease?
A.) Inability to recall recent events
B.) Resting tremors
C.) Unilateral weakness
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Questions and Answers 100% Pass
What is myxedema? - ANSWER-Hypothyroidism in adults
According to the American Heart Association guideline, which of the following
heart conditions does NOT require premedication?
A.) Incompletely repaired cyanotic congenital heart disease
B.) History of infective endocarditis
C.) Rheumatic heart disease
D.) Artificial heart valve - ANSWER-C.) Rheumatic heart disease
Which of the following is NOT correct regarding furcations?
A.) They can be detected on anterior teeth
B.) They can be detected on the posterior teeth
C.) They can be visible when recession is present
COPYRIGHT 2025 ALL RIGHTS RESERVED, TRUSTED AND VERIFIED 1
,D.) They can present a challenge to the clinician during instrumentation -
ANSWER-A.) They can be detected on anterior teeth
What description is related to the patient who had a spinal injury at C2 and C3
level? - ANSWER-Patient has limited head and neck movement and patient may
depend on a ventilator for respiration
Injury at the C5 level - ANSWER-Will allow the patient to have shoulder control
and perform daily tasks of eating.
Injury at the C7 level - ANSWER-Will allow the patient to have wrist and elbow
movements as well.
Injury below the T (thoracic) level - ANSWER-Will allow the normal motor
function of the upper body.
Which type of hypersensitivity has the MOST delayed response? - ANSWER-Type
IV
The clinician changed the 8 inches PID to a 16 inches PID. How will the beam
intensity change? - ANSWER-1/4 times stronger
To determine if the client has calculus deposits on the proximal surfaces of the
posterior teeth, which instrument with which stroke should be used? - ANSWER-
11/12 explorer, fluid stroke
T-test - ANSWER-compares the means (averages) of two different studies
COPYRIGHT 2025 ALL RIGHTS RESERVED, TRUSTED AND VERIFIED 2
,ANOVA (analysis of varience) - ANSWER-compares the means of three or more
studies
Chi-square test - ANSWER-measures the difference between the observed and
expected values, not means
P-value - ANSWER-measures result that occurred by chance during an experiment
Incisors are used for, - ANSWER-Biting and cutting
How many bones are there in the middle ear? - ANSWER-3
They are the malleus, incus, and stapes.
How many cranial bones are there? - ANSWER-8
(occipital, 2 temporal, 2 parietal, sphenoid, ethmoid, and fronal bones)
How many facial bones are there? - ANSWER-14
(vomer, 2 conchae, 2 nasal, 2 macilla, mandible, 2 palatine, 2 zygomatic, and 2
lacrimal bones)
With amelogenesis imperfecta, the enamel may, - ANSWER-Have pitting
Appear yellow
Chip easily
Expose dentin
What is the normal Prothrombin time (PT)? - ANSWER-11-16 seconds
COPYRIGHT 2025 ALL RIGHTS RESERVED, TRUSTED AND VERIFIED 3
, Which of the following is NOT a function of a mirror?
A.) Soft tissue retraction
B.) Indirect vision
C.) Direct illumination
D.) Transillumination - ANSWER-C.) Direct illumination
Blood pressure of 142/92 mmHg is categorized as, - ANSWER-Hypertension
stage 1
Normal blood pressure - ANSWER-should be under 120/80 mmHg
Pre-hypertension - ANSWER-120-139/80-89 mmHg
Hypertension stage 1 - ANSWER-140-159/90-99 mmHg
Hypertension stage 2 - ANSWER-160-179/100-109 mmHg
Which symptom is related to Alzheimer's disease?
A.) Inability to recall recent events
B.) Resting tremors
C.) Unilateral weakness
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