Nokea
The nurse is administering eyedrops to a client with an infection in the right eye. The drops go in both eyes, and two different bottles are used to administer the drops. The nurse accidentally uses the left eye bottle for the right eye. What action by the nurse is best?
- A. I often the provider of the issue.
- B. Obtain a new bottle of eyedrops.
- C. I often the left eye bottle of alcohol.
- D. Wipe the left eye bottle with alcohol.
Correct Answer: B
Rationale: The nurse has contaminated the clean bottle by using it on the infected eye. The nurse needs to obtain a new bottle of solution to use on the left eye. The other actions are not appropriate.
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A nurse who is applying eyedrops to a client holds pressure against the corner of the eye nearest the nose after instilling the drops. The client asks what the nurse is doing. What response by the nurse is best?
- A. Doing this allows time for absorption.
- B. I am keeping the drops in the eye.
- C. This prevents systemic absorption.
- D. I am stopping you from rubbing your eye.
Correct Answer: C
Rationale: This technique, called punctal occlusion, prevents eyedrops from being absorbed systemically. The other answers are inaccurate.
The nurse enters an examination room to help with an eye examination. The client is directed toward the assessment chart shown below. What is the provider assessing?
- A. Color vision
- B. Depth/ perception
- C. Spatial perception
- D. Visual acuity
Correct Answer: A
Rationale: This is an Ishihara chart, which is used for assessing color vision. Depth and spatial perception are not typically assessed in a routine vision assessment. Visual acuity is usually tested with a Snellen chart.
A clients chart indicates antisocioria. For what should the nurse assess?
- A. Difference in pupil size
- B. Draining infection
- C. Resenic eye trauma
- D. Tumor of the eyelid
Correct Answer: A
Rationale: Anisocoria is a noticeable difference in the size of a person's pupils. This is a normal finding in a small percentage of the population. Infection, trauma, and tumors are not related.
The student learning about vision should remember which facts related to the eyes? (Select all that apply.)
- A. Aqueous humor controls intraocular pressure.
- B. Cones work in low light conditions.
- C. Glaucoma occurs in due increased pressure in the eye.
- D. Muscles of the iris control light entering the eye.
- E. Rods work in low light conditions.
Correct Answer: A,C,D,E
Rationale: The inflow and outflow of aqueous humor controls the intraocular pressure. Glaucoma results when the pressure is dramatically high. Muscles of the iris control the amount of light entering the eye. Rods work in low light conditions. Cones work in bright light conditions.
The nursing student studying the eye learns that which cranial nerves control its functions? (Select all that apply.)
- A. II
- B. III
- C. IV
- D. V
- E. VI
- F. VII
- G. X
Correct Answer: A,B,C,D,E,F
Rationale: The cranial nerves involved with eye function include II, III, IV, V, VI, and VII. Cranial nerve X is not involved.