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Simulated National Board Dental Hygiene Examinations Test 2 Questions And 100% Correct Answers
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Simulated National Board Dental Hygiene Examinations Test 2Questions And 100% Correct Answers
Which of the following is the anatomic feature of the maxillary molar used in Angle's
classification of malocclusion? - ANSWER Mesiobuccal cusp
While explaining to your patient why you must perform an extraoral examination, she
asks several questions about which structures you will be examining. Each of the
following salivary glands is palpated during the extraoral examination, EXCEPT one.
Which one is the EXCEPTION? - ANSWER Cervical
Selection criteria guidelines from the FDA would indicate which of the following as the
BEST projection to recommend for imaging a 17-year-old client who complains of pain in
the region of his unerupted third molars? ANSWER Panoramic
Energy is produced by the oxidation of alcohol, ethanol, into which of the following?
ANSWER Acetyl-CoA and acetaldehyde
When injecting a periodontal ligament injection, intraligamentary injection, via the
Wand, the bevel of the needle should face the bone.
The Wand offers an anesthetic pathway to alleviate the initial penetrating pain. -
ANSWER The first statement is FALSE, the second is TRUE.
Which of the following drugs is the antiviral drug of choice for treating herpetic
infections? - ANSWER Acyclovir
Lorene Smith, a freshman in college and living on campus, presents for her emergency
visit. She is fatigued and pale and relates that she has not slept well in 4 days while
studying for her final examinations. Intraoral exam reveals gray sloughing tissues;
blunted papilla; heavy bleeding. Ms. Smith reports her gums became very painful 2
nights ago and she is unable to brush her teeth.
,Before performing periodontal procedures, you consult your periodontal textbook and
learn the causative agents related to her condition are MOST likely - ANSWER Prevotella
and spirochetes.
When using a mechanized instrument, the sequence for calculus removal is
accomplished in a coronal-to-apical sequence [beginning at the gingival margin and
working toward the junctional epithelium].
A tapping motion against large deposits and sweeping motion against small deposits are
recommended when using a mechanized instrument. - ANSWER Both statements are
TRUE.
A client suddenly becomes unresponsive during dental treatment. One of the steps that
a dental hygienist should perform prior to the administration of cardiopulmonary
resuscitation is checking the pulse by palpating which of the following arteries? -
ANSWER Carotid
Ms. Smith is a 65-year-old tax accountant who had periodontal surgery 12 months ago,
which reduced her 6- to 8-mm pockets to 3-mm pockets. The dental hygienist has also
documented, consistently at each periodontal maintenance care visit since her surgery,
a 1-mm loss of clinical attachment around two of the mandibular molar teeth (1-mm was
lost at 4 months, 1-mm was lost at 8 months, and now 1-mm was lost again at 12 months
for a total of a 3-mm clinical attachment loss over 12 months). The dental hygienist will
do an oral debridement procedure. However, the treatment that may BEST be utilized to
arrest disease progression in sites exhibiting continued clinical attachment loss is -
ANSWER controlled drug delivery such as chlorhexidine chips, doxycycline gel, or
minocycline hyclate microspheres.
Which of the following is a unit of measurement of dose equivalent? - ANSWER Rem
Which of the following is the term for a benign tumor composed of fat cells? - ANS
Lipoma
Which of the following is a risk factor associated with oral and pharyngeal cancer? -
,ANS Tobacco use
How should mouth protectors be cleaned? - ANS With cool soap and water solutions
In a review of the client's health history, the client reports that she sleeps with more
than two pillows at night, becomes short of breath after walking short distances, and
experiences persistent swelling of the feet and ankles. What is the MOST likely condition
that causes these symptoms? - ANSWER Congestive heart failure
Which of the following is a dental-related side effect of the calcium blocker Procardia
(nifedipine)? - ANSWER Drug-induced gingival overgrowth
What are the main objectives and justification for periodontal debridement and root
planning? - ANSWER Treatment of established periodontal disease, establishment of
conducive conditions to healing of the periodontium and elimination of pathogenic
microorganisms or a shift in subgingival microflora toward less harmful microorganisms
As a consultant to the community-funded Women, Infant, and Children's WIC clinic your
primary task is to work with the local community college to provide dental hygiene
students to participate in oral health screenings of the women involved in WIC's clinical
services. As you review the medical backgrounds of the women receiving WIC services
you note bleeding gums and aching teeth are common complaints. While discussing this
with the dental hygiene program director, she indicates that you will also be assigned to
statistically analyze data from various board exams and professional journals.
A dentist member of the advisory committee to the WIC clinic wants to revise the
periodontal treatment protocol provided to adult patients based on an article he just
read. You ask that multiple dental hygienists provide a critical analysis of the article
before any revision of the treatment guidelines is made. Which of the following is rele-
ANSWER The length and number of graphs in the article
Which of the following forms of streptococci is NOT common flora of oral soft tissue? -
ANSWER S. mutans
, Stomatococcus mucilaginosus is part of the normal flora of the - ANSWER tongue.
The dental hygienist is exposing radiographs at a continued-care appointment. She
realizes that the area apical to tooth #14 is still abscessed 1 year since the last
radiographs were exposed. The dental hygienist can correctly inform the client that
infection in this region could result in primary sinusitis and perforation of the sinus
because tooth #14 is positioned inferiorly to the floor of the maxillary sinus. - ANSWER
The statement is NOT correct, but the reason is correct.
The following statements are true about which condition an individual must be in when
measuring basal metabolic rate. - ANSWER The person must be in a post-absorptive
state
- ANSWER DNA
A patient who has had a pacemaker installed for 3 years has no need for antibiotic
premedication prior to invasive dental treatment. The American Heart Association
guidelines state that antibiotic premedication is indicated for the first 2 years after the
installation of a pacemaker. - CORRECT ANSWER However, RATIONALE IS NOT.
The causative agent of HIV is - ANSWER single-stranded RNA.
A probe reading of 6 mm measures the distance from which of the following two oral
structures? - ANSWER Epithelial attachment to the gingival margin
Amperage is the number of electrons flowing in an electrical circuit.
Increasing the amperage increases the force moving the electrons along an electrical
conductor. - ANSWER Both statements are FALSE.
Concerned about the lack of water fluoridation, the local dental hygienist develops a
community education project aimed at informing residents of the benefits of water
fluoridation. Several presentations are planned-the first to the local dental and dental
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