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ENA: Ocular emergencies Exam Questions and Answers
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ENA: Ocular emergencies Exam Questions andAnswers
Which technique is used to remove a rust ring from the cornea?
A. Ocular burr drilling
B. Fluorescein staining
C. Everting and swabbing the lids
D. Using an eye spoon - -a
-Which ocular condition is mostly likely to cause vision loss?
A. Retinal artery occlusion
B. Conjunctival foreign body
C. Conjunctivitis
D. Corneal abrasion - -a
-When caring for a multisystem trauma patient with a suspected ocular
injury, what step should you take after the primary survey?
A. Instill saline eye drops.
B. Forcibly open the eyelids, if needed, to assess ocular structures.
C. Remove the patient's contact lenses.
D. Apply a topical anesthetic. - -c
-Which action is appropriate when assessing visual acuity?
A. Have a nonambulatory patient read a card held 20 inches from the eyes.
B. Have an ambulatory patient stand 14 feet from the eye chart.
C. If the patient has a chemical burn, irrigate the eye before assessing visual
acuity.
D. Have the patient remove corrective lenses before the visual acuity
assessment. - -c
-Which action evaluates the integrity of the corneal epithelium?
A. Fluorescein staining
B. Visual acuity assessment
C. Extraocular movement testing
D. Intraocular pressure measurement - -a
-In a patient with a subconjunctival hemorrhage, which finding is common?
A. Diplopia
B. Photophobia
, C. Periorbital edema
D. Blood in the sclera - -c
-What is the correct term for the transparent anterior portion of the eye?
A. Crystalline lens
B. Cornea
C. Retina
D. Macula - -b
-In a patient with a periorbital contusion, which disorder should you suspect?
A. Subconjunctival hemorrhage
B. Primary glaucoma
C. Central retinal artery occlusion
D. Blepharitis - -a
-Which disorder should the nurse triage as most emergent?
A. Central retinal artery occlusion
B. Retinal detachment
C. Herpes zoster ophthalmicus
D. Hyphema - -a
-Which factor may cause primary glaucoma?
A. A retinal tear that allows vitreous humor to seep between the retina and
the choroid
B. A thrombus that blocks the retinal artery
C. Inadequate or incomplete drainage of the aqueous humor from the
anterior chamber
D. Rupture of blood vessels in the iris with leakage into the aqueous fluid - -c
-Measurement of intraocular pressure is contraindicated when which ocular
problem is suspected?
A. Subconjunctival hemorrhage
B. Glaucoma
C. Hyphema
D. Globe rupture - -d
-A patient with which disorder would benefit most from an eye shield?
A. Hyphema
B. Corneal abrasion
C. Eye infection
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