Zusammenfassung der Ressource
Frage 1
Frage
Occurrence of which of the following is LEAST characteristic of narcotic ingestion?
Frage 2
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Therapeutic doses of morphine administered intramuscularly may produce
a. Constipation
b. Euphoria
c. Dysphoria
d. Mental clouding
e. Decreased response to pain
Antworten
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A) (a) and (b) only
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B) (a), (b) and (d)
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C) (a), (d) and (e)
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D) (c), (d) and (e)
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E) All of the above
Frage 3
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Which of the following are pharmacologic effects of morphine?
a. Respiratory depression
b. Euphoria
c. Sedation
d. Constipation
e. Dysphoria
Antworten
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A) (a), (b) and (c)
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B) (a), (b) and (d)
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C) (a) and (e)
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D) (c), (d) and (e)
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E) All of the above
Frage 4
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Which of the following drugs acts to suppress the cough reflex?
Antworten
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A) ASA
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B) Codeine
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C) Meperidine
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D) Acetaminophen
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E) Phenyibutazone
Frage 5
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Morphine binds to which site to produce analgesia?
Antworten
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A) By binding to specific receptors in the CNS
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B) By decreasing the influx of sodium
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C) By decreasing the synthesis of prostaglandins
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D) By decreasing nerve activatin at the site of injury
Frage 6
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Morphine causes vomiting by
Antworten
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A) A direct irritant action on the gastric mucosa
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B) Stimulation of the nodose ganglion of the vagus nerve
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C) Stimulation of the medullary chemoreceptor trigger zone
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D) Direct stimulation of the gastrointestinal musculature
Frage 7
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The decrease in ventilation caused by morphine, meperidine and some of the related opioids depends chiefly upon
Antworten
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A) Depression of cortical activity
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B) Peripheral blockade of chemoreceptor impulses
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C) An increase in carbon dioxide concentration in the blood
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D) Blockade of afferent autonomic impulses from the lungs
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E) Loss of sensitivity of the medullary respiratory center to carbon dioxide
Frage 8
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Small doses of barbiturates and morphine depress respiration primarily by
Antworten
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A) A parasympathominetic action
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B) Inhibiting the Herine-Bueuer reflex
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C) Rendering the aortic chemoreceptor system insensitive to O2
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D) Rendering the respiratory center in the brain stem less sensitive to changes in CO2
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E) A specific effect at myoneural junctions of phrenic and intercostal nerves
Frage 9
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Which of the following are pathognomonic symptoms of narcotic overdose?
Antworten
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A) Miosis, coma and depressed respiration
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B) Mydriasis, coma and smooth muscle spasms
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C) Mydriasis, coma and depressed respiration
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D) Miosis, convulsions and depressed respiration
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E) Mydriasis, convulsions and depressed respiration
Frage 10
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The cause of death with opioid intoxication is
Frage 11
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Which of the following is an opioid that has both agonistic and antagonistic activities?
Antworten
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A) Codeine
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B) Methadone
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C) Naloxone
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D) Meperidine
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E) Pentazocine
Frage 12
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A heroin-dependent patient should NOT be given nalbuphine (Nubain) for pain because
Antworten
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A) It has no analgesic properties
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B) It may produce respiratory depression
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C) As a mixed agonist-antagonist, it can elicit withdrawal symptoms
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D) The high abuse potential of nalbuphine may add to the patient's problems
Frage 13
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A patient while not currently taking drugs has a history (6 months ago) of narcotic dependency. Which of the following analgesics should be avoided in this patient?
Antworten
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A) Aspirin
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B) Pentazcine
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C) propoxyphene
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D) Indomethacin
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E) Acetaminophen
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F) None of the above
Frage 14
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Which of the following statements does NOT characterize pentazocine?
Antworten
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A) It is equianalgesic with codeine
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B) It is a partial opioid antagonist
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C) Its abuse potential is less than that of heroin
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D) It may induce dysphoria and mental aberrations
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E) It is effective only on parenteral administration
Frage 15
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The antagonist of choice in the treatment of opioid overdosage is
Antworten
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A) Naloxone
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B) Nalorphine
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C) Pentazocine
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D) Levallorphan
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E) Propoxyphene
Frage 16
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Which of the following is a complete antagonist of the opioid receptor and the agent of choice in the treatment of narcotic overdose?
Antworten
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A) Naloxone
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B) Nalorphine
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C) Cyclazocine
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D) Levallorphan
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E) None of the above
Frage 17
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Methadone is used in detoxification (drug withdrawal) of patients physically dependent on morphine because methadone
Antworten
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A) Precipitates withdrawal reactions
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B) Antagonizes the depressant actions of morphine
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C) Will not in itself produce physical dependence
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D) Withdrawal reactions are less intense and stressful than those of morphine
Frage 18
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Which of the following drugs is currently widely used in treating opioid-dependent individuals?
Antworten
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A) Codeine
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B) Methadone
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C) Alphaprodine
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D) Pentazocine
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E) Meperidine
Frage 19
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Meperidine (Demerol) is