Pregunta 1
Pregunta
When using inhaled medications, how much typically reaches the airway?
Respuesta
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10-20%
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30-50%
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50-70%
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80-90%
Pregunta 2
Pregunta
Anti-cholinergics __________ the parasympathetic nervous system, rather than __________ the sympathetic nervous system.
Respuesta
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stimulate; block
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block; stimulate
Pregunta 3
Pregunta
Corticosteroids are great for asthma because they inhibit inflammatory mediators.
Pregunta 4
Pregunta
Which of the following are inflammatory mediators?
Pregunta 5
Pregunta
Leukotrienes result in increased secretions in airways.
Pregunta 6
Pregunta
‘Degranulation’ refers to destabilized mast cell membranes allowing the release of histamine.
Pregunta 7
Pregunta
Theophylline has a __________ therapeutic window?
Pregunta 8
Pregunta
How do anti-tussives work?
Respuesta
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a. anesthetize stretch receptors in bronchial track
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b. work directly on the ‘cough center’ in the brain
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c. both a and b are correct
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d. neither is true because its mechanism is unknown
Pregunta 9
Pregunta
In which drug class is there a drug with a “rotten egg” odor that may cause nausea?
Respuesta
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expectorants
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anti-tussives
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mucolytics
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decongestants
Pregunta 10
Pregunta
Cigarette smoking can cause hyper secretion of gastric acids.
Pregunta 11
Pregunta
Antacids are primarily used to relieve pain.
Pregunta 12
Pregunta
Stomach parietal cells are responsible for acid secretion.
Pregunta 13
Pregunta
Oral proton pump inhibitors are unstable in stomach acid and so must be taken enteric-coated.
Pregunta 14
Pregunta
Misoprostol is used to treat peptic ulcers caused by NSAIDs.
Pregunta 15
Pregunta
Anti-flatulents are not absorbed.
Pregunta 16
Pregunta
These anti-diarrheal drugs reduce GI cramping by blocking serotonin.
Pregunta 17
Pregunta
Which laxative softens the stool?
Respuesta
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hyperosmolars
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dietary fiber
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emollients
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stimulants
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lubricants
Pregunta 18
Pregunta
Which laxative prevents water reabsorption?
Respuesta
-
hyperosmolars
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dietary fiber
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emollients
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stimulants
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lubricants
Pregunta 19
Pregunta
Both emetics and anti-emetics can work on the brain vomiting center.
Pregunta 20
Pregunta
Which laxative irritates intestinal mucosa to encourage peristalsis?
Respuesta
-
hyperosmolars
-
dietary fiber
-
emollients
-
stimulants
-
lubricants