Phenothiazines most successfully treat nausea and vomiting produced by which of the following?
a. Postoperative gastric distention
b. Motion sickness
c. Radiation therapy and chemotherapy
d. Gastroparesis
ANS: C
Phenothiazines are used to manage nausea and vomiting due to either radiation therapy or chem-otherapy, or due to the effects of toxins.
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Fill in the blank(s) with the appropriate word(s).