1. Knowledge of pharmacology aids the dental professional in pf pf pf pf pf pf pf
a. obtaining a patient’s health history. pf pf pf pf
b. administering drugs in the office. pf pf pf pf
c. handling emergency situations. pf pf
d. selection of a nonprescription medication. pf pf pf pf
e. All of the above. pf pf pf
ANS: E
All of the choices are true. Because many of our patients are being treated with drugs, knowledge of ph
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armacology helps in understanding and interpreting patients’ responses to health history questions. Kn
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owledge of the therapeutic and adverse effects of medications obviously helps in their proper adm inist
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ration in the office. Emergency situations may be caused by drugs or treated by drugs; thus, kno wledge
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of pharmacology is of great help, especially because a rapid response is sometimes required. A clear u
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nderstanding of the concepts of drug action, drug handling by the body, and drug interaction s will allo
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w the dental practitioner to make proper judgments and grasp the concepts relevant to new drug therapi
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es on the market.
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DIF: Application p f
REF:
Role of the Dental Hygienist (Medication/Health History), Role of the Dental Hygienist (Medicatio n Adm
p f pf pf pf pf pf pf pf pf pf pf pf pf pf pf
inistration), Role of the Dental Hygienist (Emergency Situations), Role of the Dental Hygienist (No nprescri
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ption Medication) | pp. 2-3
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TOP: NBDHE, 6.0. Pharmacology p f pf pf
2. Which of the following statements is true regarding planning appointments?
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a. Whether or not patients are taking medication for systemic diseases is of little c
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onsequence in the dental office. pf pf pf pf
b. Asthmatic patients should have dental appointments in the morning. pf pf pf pf pf pf pf pf
c. Diabetic patients usually have fewer problems with a morning appointment co
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mpared with afternoon appointments. pf pf pf
d. Both B and C are true. pf pf pf pf pf
ANS: D
Asthmatic patients who experience dental anxiety should schedule their appointments when they are n o
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t rushed or under pressure early in the morning. Diabetic patients usually have relatively fewer prob le
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ms with a morning appointment. Patients taking medication for systemic diseases may require speci al
pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf
handling in the dental office. pf pf pf pf
DIF: p f Comprehension
REF:
Role of the Dental Hygienist (Appointment Scheduling) | p.
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3 OBJ:pf 1 TOP: NBDHE, 6.0. Pharmacology pf pf
,3. Nutritional or herbal supplements pf pf pf
a. carry the U.S. Food and Drug Administration (FDA) approval for disease states.
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b. are not drugs. pf pf
c. can cause adverse effects. pf pf pf
d. will not interact with other drugs the patient may be taking.
pf pf pf pf pf pf pf pf pf pf
ANS: C
Nutritional or herbal supplements are quite capable of causing adverse effects. The majority of nutrition al
pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf p
or herbal supplements do not carry FDA approval for treating disease states. These supplements are drug
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s and can cause adverse effects and interact with different drugs.
pf mt pf pf pf pf pf pf pf pf
DIF: Comprehension
REF:
Role of the Dental Hygienist (Nutritional or Herbal Supplements) | p. pf pf pf pf pf pf pf pf pf pf pf
3 OBJ: 1
pf TOP: NBDHE, 6.0. Pharmacology pf pf
4. Which type of drug name usually begins with a lowercase letter?
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a. Brand name pf
b. Code name pf
c. Generic name pf
d. Trade name pf
ANS: C
Before any drug is marketed, it is given a generic name that becomes the “official” name of the drug. Ea
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ch drug is assigned only one generic name selected by the U.S. Adopted Name Council, and the na me i
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s not capitalized. The brand name is equivalent to the trade name and is capitalized. Although th e bran
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d name is technically the name of the company marketing the product, this term is often used int erchang
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eably with the trade name. The code name is the initial term used within a pharmaceutical co mpany to r
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efer to a drug while it is undergoing investigation and is often a combination of capital lett ers and num
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bers, the letters representing an abbreviation of the company name.
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DIF: Comprehension
REF: Drug Names | p. 4 OBJ: pf pf pf pf pf
3 TOP: pf
NBDHE, 6.0. Pharmacology pf pf pf
5. A drug’s generic name is selected by the
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a. pharmaceutical company manufacturing it. pf pf pf
b. Food and Drug Administration (FDA). pf pf pf pf
c. U.S. Adopted Name Council. pf pf pf
d. Federal Patent Office. pf pf
ANS: C
Each drug is assigned only one generic name (e.g., ibuprofen). It is selected by the U.S. Adopted Na m
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e Council. The generic name is not selected by the FDA or the Federal Patent Office. The pharmac euti
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cal company manufacturing the drug clearly has an influence on the generic name given its drug, but th
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e final decision is not the company’s.
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DIF: Recall REF:
Drug Names | p. 4 OBJ: 3 TOP: pf pf pf pf p f pf
NBDHE, 6.0. Pharmacology pf pf
6. Which of the following is true concerning generic and trade names of drugs?
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a. A drug may only have one generic name and one trade name.
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, b. A drug may only have one generic name, but it may have several trade names.
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c. A drug may have several generic names, but it may only have one trade name.
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d. A drug may have several generic names and several trade names.
pf pf pf pf pf pf pf pf pf pf
ANS: B
Each drug has only one generic name but may have several trade names. For each drug, there is only on
pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf
e generic name. It is not capitalized, and it becomes the “official” name of the drug. The pharmace utic
pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf
al company discovering the drug gives the drug a trade name. The trade name is protected by the Feder
pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf
al Patent Law for 20 years from the earliest claimed filing date, plus patent term extensions. Alt hough t
pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf
he brand name is technically the name of the company marketing the product, it is often used i nterchan
pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf
geably with the trade name. pf pf pf pf
DIF: Comprehension
REF: Drug Names | p. 4 OBJ: pf pf pf pf pf
3 TOP: pf
NBDHE, 6.0. Pharmacology pf pf pf
7. Two drugs that are found to be chemically equivalent, but not biologically equivalent or th
pf pf pf pf pf pf pf pf pf pf pf pf pf pf
erapeutically equivalent are said to differ in pf pf pf pf pf pf
a. potency.
b. efficacy.
c. bioavailability.
d. therapeutic index. pf
ANS: C
A preparation can be chemically equivalent yet not biologically or therapeutically equivalent. These pr
pf pf pf pf pf pf pf pf pf pf pf pf pf
oducts are said to differ in their bioavailability. The potency of a drug is a function of the amount of drug
pf pf pf pf pf pf pf pf pf pf pf pf pf pf mt pf pf pf pf pf
required to produce an effect. The efficacy is the maximum intensity of effect or response that can be p
pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf
roduced by a drug. The therapeutic index is the ratio of the lethal dose for 50% of the experi mental ani
pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf
mals divided by the effective dose for 50% of the experimental animals. If the value of the therapeutic i
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ndex is small, toxicity is more likely.
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DIF: Recall
REF: Drug Names (Drug Substitution) | p. 5 OBJ: pf pf mt pf pf pf pf
4 TOP: pf
NBDHE, 6.0. Pharmacology pf pf pf
8. How many years must pass after a drug patent expires before other drug companies can market the sa
pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf pf
me compound as a generic drug?
pf pf pf pf pf
a. 20 years pf
b. 17 years pf
c. 7 years pf
d. 0 years pf
ANS: D
Once a drug patent expires, competing companies may immediately market the same compound in ge n
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eric form. The pharmaceutical company discovering the drug gives the drug a trade name. The trade na
pf pf pf pf pf mt pf pf pf pf pf pf pf pf pf pf
me is protected by the Federal Patent Law for 20 years from the earliest claimed filing date, plus th e pat
pf pf mt pf pf pf pf pf pf pf pf pf pf mt pf pf pf pf pf pf
ent term extensions.pf pf
DIF: p f Application
REF: Drug Names (Drug Substitution) | p. 5 OBJ: pf pf mt pf pf pf pf
4 TOP: pf
NBDHE, 6.0. Pharmacology pf pf pf