T1 Ch 1 & 2

Question 1

Knowledge of pharmacology aids the dental professional in:

a. Obtaining a patient’s health history
b. Administering drugs in the office
c. Handling emergency situations
d. Life-long learning
e. All of the answers are correct

Answer 1

e. All of the answers are correct

Question 2

Nutritional or herbal supplements:

a. Carry the U.S. Food and Drug Administration (FDA) approval for disease states
b. Are not drugs
c. Can cause adverse effects
d. Will not interact with other drugs the patient may be taking

Answer 2

c. Can cause adverse effects

Question 3

Which type of drug name usually begins with a lower case letter?

a. Brand name
b. Code name
c. Generic name
d. Trade name

Answer 3

c. Generic name

Question 4

Which of the following choices is the most common reference book in the dental office?

a. United States Pharmacopeia-Drug Information (USP DI)
b. Physicians’ Desk Reference (PDR)
c. Mosby’s Dental Drug Reference
d. Lexi-Comp’s Drug Information Handbook for Dentistry

Answer 4

b. Physicians’ Desk Reference (PDR)

Question 5

How many years must pass after a drug patent expires before other drug companies can market the same compound as a generic drug?

a. 20 years
b. 17 years
c. 7 years
d. 0 years

Answer 5

d. 0 years

Question 6

Two drug formulations that produce similar concentrations in the blood and tissues after drug administration are considered to be _____ equivalent.

a. Chemically
b. Biologically
c. Therapeutically

Answer 6

b. Biologically

Question 7

Which federal regulatory body grants approval for the marketing of drugs?

a. FDA
b. FTC
c. DEA
d. OBRA

Answer 7

a. FDA

Question 8

The word stat on a prescription means:

a. Before meals
b. At bedtime
c. Immediately
d. Every

Answer 8

c. Immediately

Question 9

The abbreviation used on prescriptions for four times a day is:

a. bid
b. qid
c. qd
d. ud

Answer 9

b. qid

Question 10

Which of the following choices is located in the body of the prescription?

a. The date of the prescription
b. The amount of the drug to be dispensed
c. Directions to the prescriber
d. Refill instructions

Answer 10

b. The amount of the drug to be dispensed

Question 11

True OR False

The body of a prescription includes directions to the patient.

Answer 11

True

Question 12

Drug potency is

a. Related to the amount of drug needed to produce an effect.
b. The maximum intensity of effect or response that can be produced by a drug.
c. The same for two different drugs if the doses given are equal.
d. Not important - efficacy is more important.

Answer 12

a. Related to the amount of drug needed to produce an effect.

Question 13

Which of the following statements is true concerning the mechanism of action of drugs?

a. Drugs are capable of imparting a new function to the organism.
b. Drugs either produce the same action as an exogenous agent or block the action of an exogenous agent.
c. Drugs either produce the same action as an exogenous agent or block the action of an endogenous agent.
d. Drugs either produce the same action as an endogenous agent or block the action of an endogenous agent.

Answer 13

d. Drugs either produce the same action as an endogenous agent or block the action of an endogenous agent.

Question 14

Chemicals that attach to receptor sites, but do not elicit a response are called:

a. agonists
b. antagonists
c. receptor
d. receiver

Answer 14

b. antagonists

Question 15

The movement of a drug from one site in the body to other sites is called:

a. Distribution
b. Disruption
c. Dispersion
d. Active transport

Answer 15

a. Distribution

Question 16

The distribution of a drug is determined by:

a. Blood flow to the organ
b. Presence of certain barriers
c. Plasma protein-binding capacity
d. Solubility of the drug
e. All of the choices are correct

Answer 16

e. All of the choices are correct

Question 17

If one dose of a drug is administered and the drug’s half-life in the body is 3 hours, what percentage of the drug would be left after four half-lives?

a. 50%
b. 6.25%
c. 2%
d. Insufficient information to determine

Answer 17

b. 6.25%

Question 18

The __________ is the most common site for biotransformation.

a. Kidney
b. Blood plasma
c. Liver
d. Small intestine

Answer 18

c. Liver

Question 19

An enteral route of administration would be:

a. intravenous
b. oral
c. sublingual
d. transdermal

Answer 19

b. oral

Question 20

Which of the following routes of drug administration produces the most rapid drug response?

a. intravenous
b. intramuscular
c. subcutaneous
d. intradermal

Answer 20

a. intravenous

Question 21

A patient’s perception that a pill without active ingredients is having a pharmacologic effect is termed:

a. tachyphylaxis
b. hypersensitivity
c. neurosis
d. compliance
e. placebo effect

Answer 21

e. placebo effect

Question 22

True OR False

The route of administration of a drug affects both the onset and duration of response.

Answer 22

True

Question 23

True OR False

A prodrug is an inactive drug compound that becomes transformed into an active drug compound.

Answer 23

True