The nurse receives a written order for ophthalmic medication to be administered OU to an adult client. Which action by the nurse when administering this medication is the most appropriate?
1. Pulling the pinna up and back, and dropping the medication into the left ear
2. Pulling the pinna down and forward, and dropping the medication into both ears
3. Exposing the lower conjunctival sac of the left eye, and dropping the medication into the sac
4. Exposing the lower conjunctival sac of both eyes, and dropping the medication into the sac
Correct Answer: 4
OU stands for both eyes, so the medication should be administered into the conjunctival sac of both eyes.
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