questions with verified answers
Each of the following is an advantage of a glass ionomer restoration EXCEPT one.
Which is the EXCEPTION?
A. Biocompatible with pulp
B. Higher wear resistant than resins
C. Thermal expansion similar to tooth structure
D. Good insulator Ans✓✓ -B. Higher wear resistant than resins
- for patients known to have asthma, reduction of operatory odorants can help to
prevent an attack
- determination of the severity and stability of the patient's asthma condition and
the use of a pulse oximeter to determine the patient's oxygen saturation level can
help to promote patient comfort and prevention of an attack while undergoing
dental treatment
The pt reports she has become vegan and only eats 1/4 an apple every hour to
maintain her blood sugar. Considering the information provided, which factor
most influences the pts caries risk assessment?
A. History of dizziness
B. Source of protein
C. Consumption of sweets
D. Frequency of eating apples
E. Vegetarian diet Ans✓✓ -D. Frequency of eating apples
,- the frequency of eating apples is the immediate concern, as it is an excessive
practice
While changing from a supine to a sitting position, the pt reports feeling dizzy and
appears flushed. What is a contributing factor for this abnormality?
A. Combination intake of ginkgo and coenzyme Q-10
B. Low blood sugar
C. Vegetarian diet with little protein
D. Postural hypotension caused by naicin intake Ans✓✓ -D. Postural hypotension
caused by naicin intake
- the patient could be experiencing postural hypotension related to niacin intake
- herbal supplements, while often considered to be nontoxic or free of side
effects, can produce profound pharmacologic effects
- low blood sugar would not occur due to sustaining hourly eating
- a vegetarian diet is not necessarily low in protein if consumption is in the form of
legumes or alternative sources
- a combination of ginkgo and coenzyme q 10 may result in increased bleeding
What is the probable contributing factor for this pts gingivitis?
A. Mouth breathing
B. Vitamin C deficiency
C. Vegetarian diet
,D. Hormonal changes
E. Immunocompromised system Ans✓✓ -A. Mouth breathing
Megadoses of nutritional supplements do not cure or prevent periodontal disease
because nutrient deficiencies, excesses, or imbalances do not initiate periodontal
disease.
A. Both statement/reason are correct but not related
B. The statement is correct, reason is not
C. Neither the statement/reason is correct
D. Both statement/reason are correct and related
E. The statement is not correct but reason is correct Ans✓✓ -D. Both
statement/reason are correct and related
Which papillae are most numerous on the pts tongue?
A. Foliate
B. Filiform
C. Fungiform
D. Circumvallate Ans✓✓ -B. Filiform
Which act of nonmaleficence applies specifically to this pt?
A. Anesthesia for SRP
B. Pt education
, C. Recognition and honoring of autonomy
D. Universal infection control precautions Ans✓✓ -B. Pt education
- patient education is the specific act provided by the dental hygienist that
benefits this patient and prevents from further harm
- universal infection control precautions and the recognition and honoring of
autonomy are acts of nomaleficence that should apply to every patient
- anesthesia for scaling and root planning is an act of nonmaleficence, but root
planning would not be performed on this patient
Which radiopaque structure outlines the apices of the maxillary right premolars
and molars?
A. Floor of nasal cavity
B. Zygomatic process
C. Maxillary sinus
D. Floor of maxillary sinus Ans✓✓ -D. Floor of maxillary sinus
- the radiopaque structure that outlines the apices of the maxillary premolars and
molars is the floor of the maxillary sinus
- the maxillary sinus is radiolucent
- the zygomatic process appears as a U shaped radiopacity superimposed on the
rood of the first and second molars and the maxillary sinus
- the floor of the nasal cavity is anterior to the maxillary sinus
Based on the history, which misunderstanding does the pt have?