Which of the following is the most common method by which drugs may produce ADRs?
a)direct extension of a drug's pharmacologic actions
b)deleterious effect on a chemically, genetically, metabolically, or morphologically altered
recipient
c)initiation of an immune response
d)none of the above - ANSa) direct extension of a drug's pharmacologic actions
Which of the following statements is/are true of allergy?
a)An allergy requires previous exposure
b)An individual develops antibodies to a foreign antigen
c)An individual develops antigens to a foreign antibody
d)A and B - ANSd)A and B
The major cause of drug-related emergency situations in the dental office is the administration
of:
a)antibiotics
b)aspirin
c)local anesthetics
d)codeine - ANSc)local anesthetics
_______________ are dentistry's most commonly used drugs.
a)analgesics
b)antibiotics
c)antianxiety agents
d)local anesthetics - ANSd)local anesthetics
Overdose of opioid analgesics is associated with:
a)tachycardia
Which is the most common cause of overdose in dentistry?
a)local anesthetics
b)vasoconstrictors
c)sedative hypnotics
d)opioid analgesics - ANSa)local anesthetics
___________ injections usually possess the greatest potential for intravascular injection.
a)intraligamentary injection
b)IAB
c)Mental
d)PSA - ANSb)IAB
Which of the following body systems is most susceptible to the clinical effects of epinephrine in
local anesthetics?
a)CNS
b)cardiovascular
c)genitourinary
d)endocrine - ANSb)cardiovascular
A negative result on an aspiration test during local anesthetic administration indicates that the
needle tip is not within the lumen of a blood vessel.
a) True
b) False - ANSb) False
Which of the following drugs is most often implicated in fatal anaphylaxis?
a)lidocaine
b)epinephrine
c)aspirin
d)penicillin
e)codeine - ANSd)penicillin
A systemic allergic skin reaction that develops 5 minutes after exposure to an allergen is best
managed in which of the following ways?
a)epinephrine intramuscularly
b)epinephrine IV
c)histamine blocker IM
d)histamine blocker orally
e)epinephrine sublingually - ANSc)histamine blocker IM
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