A 17 yr old presents for a third molar evaluation. The panoramic radiograph
reveals the apical thirst of roots #1 & #2 have fused together. Which best
defines this anomaly? – ans Concrescence
Concrescence is the fusion of 2 individually developed teeth with cementum
only. Gemination occurs when a single tooth bud forms tow joined teeth.
a 42 yr old patient presents to the dental office for periodontal care. The
health history indicates she is currently undergoing cancer treatment. Which
is recorded other than in the patient's disease status information? – ans
Patient's appearance due to cancer
A 53 yr old patient returns to the dental office 5 weeks after non-surgical
periodontal therapy for re-evaluation. Although the tissue response is
generally positive, the hygienist notes one area of localized inflammation with
bleeding on probing. Which action should the hygienist take? – ans Explore
site for residual calculus deposits or plaque retentive factors
A community fair was held to provide information to residents regarding
issue related to dental health. The dental hygienists organizing the event
wanted to determine if the fair had an impact on the attendees' dental
knowledge. Attendee were asked to complete a questionnaire prior to visiting
five booths and immediately following attendance at the last booth. 93
attendees voluntarily chose to complete the survey. The survey was a 10-item
dental health knowledge questionnaire with each item worth one point. It was
administered in a pre and post test design. Questionnaire items were in a true
or false format. Each item was scored "1" of answered correctly and "0" if
answered incorrectly. Items were totaled and overall pre-test scores were
compared with overall post-test scores. A statistical analysis was used to
determine the difference between the mean scores (p<.01). The pre-test
results revealed a mean score of 6.4 – ans Cross-sectional
A dental hygienist is creating an oral health care program for participants at a
local Women, Infants, and Children program (WIC). The hygienist will develop
a community profile to determine the WIC participant's dental knowledge.
Instruction will include tooth brushing, oral physiotherapy techniques, and
the relationship between diet and dental decay. The program will be offered
for one month on days participants pick up food vouchers. By offering
instruction at the WIC site, the dental hygienist hopes to educate caregivers
and children early enough to prevent dental decay. – ans Agriculture
A dental material's resilience estimates the total elastic energy it ca absorb
before deformation occurs. A dental material
s elastic strain represents its stiffness. – ans The first statement is true and the
second is false
A patient in her second trimester of pregnancy experiences severe muring
sickness. Which should the patient do immediately after vomiting> - ans
Rinse mother-in-law thoroughly with a solution of baking soda and water
A patient in her seventh month of pregnancy begins to feel nauseous during
the dental prophylaxis. Suddenly, the patient begins to sweat and starts
grasping for air. What is the patient experiencing? – ans Supine hypotensive
syndrome
Supine hypotensive syndrome is an abrupt fall in blood pressure resulting
from compression of the inferior vena cava by the gravid uterus when the
patient is in a supine position. It manifests as bradycardia, sweating, nausea,
weakness, and air hunger.
A patient presents with a short, thick lingual frenum that results in limited
tongue movement affecting speech. Which is the most likely diagnosis of this
condition? – ans Ankyloglossia
A patient's buccal mucosa exhibits tiny white nodules connected by slender
raised lines in a lace-like pattern. This finding is a clinical manifestation of –
ans lichen plants
A patient's intramural examination reveals a well-circumscribed, raised lesion
along the lateral border of the tongue. The lesion is soft, deep purple and
measures 2mm diameter. The patient believes it first appeared after
accidentally biting the tongue. Which best defines the lesion? -
ansHemangioma
A patient's prescription has the abbreviation "qid" meaning? - anstake
medication four times a day
A plaintiff cannot use the testimony of a specialist to establish the standard of
care for a general dentist because the courts require all dentists to properly
diagnose disease. - ansBothe the statement and the reasons are correct but
NOT related.
A pregnant woman reports a freely moveable, deep red tissue mass, which
extends from the labial gingival between maxillary right premolars. The
surface of the lesion is ulcerated and bleeds easily. A histologic analysis
indicates the lesion is composed of connective tissue, capillaries, and
inflammatory cells. Which best defines the lesion? - ansPyogenic granuloma
A through review of the health history and nutritional analysis indicates the
patient is at an elevated risk for developing osteoporosis. Which vitamin
deficiency is associated with a loss of mineralized bone tissue - ansvitamin D
According to the Classification System of the American Academy of
Periodontology, which classification of periodontal diseases is generalized
aggressive periodontitis? - ansIII
After taking a periodical of tooth #24 using the paralleling technique, the
dental hygienist notices the image appears elongated. How would the dental
hygienist correct this error? - ansIncrease negative vertical angulation
An assessment of the patient's dentition reveals the presence of a large
amalgam overhang. Radiographic evidence confirms that nearly two-thirds of
the inter-proximal embrasure space is obstructed by amalgam. Which
procedure is indicated? - ansReplacement of restoration
An orthodontist hypothesizes a relationship exists between tongue thrust
swallowing and the position of anterior teeth. He conducts a study by
selecting 35 subjects who have tongue thrust swallowing and a control group
of 35 subjects without tongue-thrust swallowing. Occlusion was determines
using Angle's classification of malocclusion. The overate of those who had
tongue thrust were measured and compared with the corresponding values of
the control subjects. The same orthodontist performed all measurements.
Results determines that with p < 0.05, overate measurements were
significantly increased in persons with tongue-thrust when compared to
persons who did not have tongue-thrust.
Anaerobe bacteria - ansgrow only in the absence of oxygen
At which interval of maintenance treatment, in months, does the long-term
success of nonsurgical periodontal therapy rely? - ans3 months
At which locality are x-ray photons created inside the dental X-ray tube? -
ansAnode
Before January 2011, which is the optimum concentration of fluoride in parts
per million in community drinking water? - ans1
Chlorhexidine gluconate (CHG) is a wifely used chemotherapeutic rinse
proven effective in reducing plaque and gingivitis. Chlorhexidine gluconate is
effective against gram-positive and gram-negative bacteria - ansBoth
statements are true
City council members are scheduled to listen to concerns of the community at
a public meeting regarding fluoride supplementation of city water. The main
points of contention within the community revolve around the issues of too
much or too little fluoride in the water. In addition, several vocal
antifluoridationists declare the city government is forcing medication on them
with the fluoridation. The president of the local dental hygiene association has
been asked to provide the forum with information on water fluoridation,
alternatives to fluoridation, and other community concerns.
Which level of prevention is water fluoridation? - ansPrimary
Consuming foods high in retinol will help prevent night blindness because
vitamin D helps absorb calcium. - ansBoth the statement and reason are
correct but not related.
Consuming foods high in retinol will help prevent night blindness. Vitamin D
DOES help absorb calcium.
Dental needles are available in three lengths: long, short, and ultrashort. The
lower the cause number of the needle, the smaller the diameter of the lumen -
ansThe first statement is true and the second is false
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