A client who is in the office for an annual assessment complains to the nurse that his eyes are very dry and itchy, which makes wearing contact lenses difficult. The nurse suspects that the client is experiencing a problem with:
1. the iris of the eye.
2. the lacrimal apparatus.
3. the eye muscles.
4. the eyelids.
Answer: 2
1. The iris of the eye regulates the light that enters the eye by manipulating the pupils.
2. The lacrimal apparatus includes the tear ducts, which are responsible for lubricating the eye.
3. The eye muscles control movement of the eye.
4. The eyelids trap dust and debris as a protective mechanism.
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