1. Which structure in the eye is primarily responsible for focusing light onto the retina?
A) Cornea
B) Iris
C) Lens
D) Retina
Answer: C) Lens
Rationale: The lens is responsible for focusing light onto the retina, adjusting its shape to facilitate clear vision at various distances.
_________...
1. Which structure in the eye is primarily responsible for focusing light onto the retina?
A) Cornea
B) Iris
C) Lens
D) Retina
Answer: C) Lens
Rationale: The lens is responsible for focusing light onto the retina, adjusting its shape to
facilitate clear vision at various distances.
2. A patient presents with a sudden onset of vision loss in one eye. What should the nurse
do first?
A) Assess the patient's pupils.
B) Administer eye drops.
C) Call the ophthalmologist.
D) Document the finding.
Answer: A) Assess the patient's pupils.
Rationale: Assessing the pupils can help determine the type and severity of the vision loss,
guiding further interventions.
3. Which of the following is a common sign of conjunctivitis?
A) Blurred vision
B) Photophobia
C) Redness of the eye
D) Floaters
Answer: C) Redness of the eye
Rationale: Conjunctivitis often presents with redness, discharge, and irritation of the eye.
4. The nurse is teaching a patient about glaucoma. Which statement by the patient
indicates a need for further teaching?
,A) "Glaucoma can lead to permanent vision loss."
B) "I should have regular eye exams to monitor my condition."
C) "I will stop using my eye drops if I don't have symptoms."
D) "I need to manage my eye pressure to prevent damage."
Answer: C) "I will stop using my eye drops if I don't have symptoms."
Rationale: Patients with glaucoma must adhere to prescribed medication regimens, as the
condition can progress without symptoms.
5. Which assessment finding would be most concerning for a nurse when evaluating a
patient with cataracts?
A) Increased sensitivity to glare
B) Gradual loss of vision
C) Seeing halos around lights
D) Sudden changes in vision
Answer: D) Sudden changes in vision
Rationale: Sudden changes in vision may indicate complications or other serious eye conditions
requiring immediate attention.
6. During a vision screening, the nurse finds that the patient has 20/40 vision. What does
this mean?
A) The patient can see at 40 feet what a person with normal vision sees at 20 feet.
B) The patient has normal vision.
C) The patient has poor peripheral vision.
D) The patient needs corrective lenses for distance.
Answer: A) The patient can see at 40 feet what a person with normal vision sees at 20 feet.
Rationale: A 20/40 vision means the patient sees at 40 feet what a person with normal vision
(20/20) can see at 20 feet.
7. Which of the following is a potential side effect of systemic corticosteroids on the eyes?
A) Conjunctivitis
B) Cataracts
C) Glaucoma
D) Both B and C
, Answer: D) Both B and C
Rationale: Systemic corticosteroids can increase the risk of developing cataracts and glaucoma
over time.
8. The nurse is caring for a patient with dry eye syndrome. Which teaching point should be
included?
A) Use cold compresses to relieve discomfort.
B) Increase intake of omega-3 fatty acids.
C) Avoid using artificial tears.
D) Limit screen time to reduce eye strain.
Answer: B) Increase intake of omega-3 fatty acids.
Rationale: Omega-3 fatty acids can help improve tear production and relieve symptoms of dry
eye syndrome.
9. A patient reports seeing spots and flashes of light. What condition should the nurse
suspect?
A) Cataracts
B) Retinal detachment
C) Glaucoma
D) Conjunctivitis
Answer: B) Retinal detachment
Rationale: Flashes and floaters are common symptoms of retinal detachment and warrant
immediate evaluation.
10. Which test is used to assess visual acuity?
A) Tonometry
B) Amsler grid
C) Snellen chart
D) Fundoscopy
Answer: C) Snellen chart
Rationale: The Snellen chart is used to measure visual acuity, assessing the sharpness of vision.
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