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coolio567 coolio567
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6 years ago
A patient is administered a phenothiazine for nausea and vomiting. What is the action of phenothiazine?
 
  A) Increases gastric motility
  B) Antagonizes dopamine receptors
  C) Blocks histamine receptors
  D) Antagonizes serotonin receptors
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6 years ago
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