34370842
Description
Quiz by ACAPUN INSTITUTE, updated more than 1 year ago
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Created by ACAPUN INSTITUTE
about 3 years ago
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Question 1
Question
Occurrence of which of the following is LEAST characteristic of narcotic ingestion?
Answer
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A) Vomiting
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B) Diarrhea
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C) Urinary retention
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D) Bronchiolar constriction
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E) Increase in intracranial pressure
Question 2
Question
Therapeutic doses of morphine administered intramuscularly may produce
a. Constipation
b. Euphoria
c. Dysphoria
d. Mental clouding
e. Decreased response to pain
Answer
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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
Question 3
Question
Which of the following are pharmacologic effects of morphine?
a. Respiratory depression
b. Euphoria
c. Sedation
d. Constipation
e. Dysphoria
Answer
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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
Question 4
Question
Which of the following drugs acts to suppress the cough reflex?
Answer
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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
Question 5
Question
Morphine binds to which site to produce analgesia?
Answer
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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
Question 6
Question
Morphine causes vomiting by
Answer
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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
Question 7
Question
The decrease in ventilation caused by morphine, meperidine and some of the related opioids depends chiefly upon
Answer
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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
Question 8
Question
Small doses of barbiturates and morphine depress respiration primarily by
Answer
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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
Question 9
Question
Which of the following are pathognomonic symptoms of narcotic overdose?
Answer
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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
Question 10
Question
The cause of death with opioid intoxication is
Answer
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A) Oxygen apnea
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B) Cardiac arrest
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C) Terminal convulsions
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D) Circulatory collapse
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E) Respiratory depression
Question 11
Question
Which of the following is an opioid that has both agonistic and antagonistic activities?
Answer
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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
Question 12
Question
A heroin-dependent patient should NOT be given nalbuphine (Nubain) for pain because
Answer
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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
Question 13
Question
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?
Answer
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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
Question 14
Question
Which of the following statements does NOT characterize pentazocine?
Answer
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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
Question 15
Question
The antagonist of choice in the treatment of opioid overdosage is
Answer
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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
Question 16
Question
Which of the following is a complete antagonist of the opioid receptor and the agent of choice in the treatment of narcotic overdose?
Answer
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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
Question 17
Question
Methadone is used in detoxification (drug withdrawal) of patients physically dependent on morphine because methadone
Answer
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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
Question 18
Question
Which of the following drugs is currently widely used in treating opioid-dependent individuals?
Answer
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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
Question 19
Question
Meperidine (Demerol) is
Answer
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A) An antidepressant
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B) An opioid analgesic
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C) A sedative
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D) A long-acting local anesthetic
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E) An antipsychotic
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