Answer to Question 1
Correct Answer: 1
Rationale 1: Fluorescein sodium is a dye that stains scratches, areas of damage, and foreign objects and provides some anesthesia.
Rationale 2: Echothiophate iodine (Phospholine Iodide) is not used to assess for corneal abrasions.
Rationale 3: Azelastine (Optivar) is not used to assess for corneal abrasions.
Rationale 4: Naphazoline HCL (Allerest) is not used to assess for corneal abrasions.
Global Rationale: Fluorescein sodium is a dye that stains scratches, areas of damage, and foreign objects and provides some anesthesia. The remaining drugs are not useful in this application.
Answer to Question 2
Correct Answer: 4
Rationale 1: Polyvinyl alcohol does not prevent inflammation.
Rationale 2: Polyvinyl alcohol does not prevent redness.
Rationale 3: Polyvinyl alcohol does not prevent infection.
Rationale 4: Polyvinyl alcohol is used as a lubricant to treat dry eyes.
Global Rationale: Polyvinyl alcohol is used as a lubricant to treat dry eyes. It is not useful for the remaining applications.