ATI LPN
Pharmacology and the Nursing Process 10th Edition Test Bank
Chapter 57 : Ophthalmic Drugs Questions
Question 1 of 5
The nurse is reviewing the medical record of a patient and notes an order for ophthalmic dexamethasone (Decadron) solution. The nurse knows that indications for ophthalmic dexamethasone include which conditions? (Select all that apply.)
Correct Answer: A,B,C,F
Rationale: Dexamethasone (Decadron) is used to treat inflammation of the eye, eyelids, conjunctiva, and cornea, and it may also be used in the treatment of uveitis, iridocyclitis, allergic conditions, and burns and in the removal of foreign bodies. It is not indicated for infections or glaucoma.
Question 2 of 5
A patient will be receiving mannitol, 1.5 g/kg IV 1 hour before ocular surgery. The patient weighs 132 pounds. How many grams of mannitol will this patient receive for this dose?
Correct Answer: 90 g
Rationale: Convert the patient's weight to kilograms: 132 pounds ?· 2.2 = 60 kg. Calculate the dose of mannitol: 60 kg ?? 1.5 g/kg = 90 g of mannitol.
Question 3 of 5
The nurse will be giving ophthalmic drugs to a patient with glaucoma. Which drug is given intravenously to reduce intraocular pressure when other medications are not successful?
Correct Answer: C
Rationale: Drugs used to reduce intraocular pressure include osmotic diuretics such as mannitol, which is given intravenously.
Tobramycin and bacitracin are antibiotics; ketorolac has anti-inflammatory actions.
Question 4 of 5
The nurse is reviewing the use of ophthalmic preparations. Indications for the direct- and indirect-acting miotics include which condition?
Correct Answer: C
Rationale: Indications for the direct- and indirect-acting miotics include open-angle glaucoma, angle-closure glaucoma, ocular surgery, and convergent strabismus.
Question 5 of 5
A patient has a new prescription for an antiglaucoma eyedrop. The next day, she calls the clinic and states, 'The package insert says this medication might make my blue eyes turn brown! Is this true?' The nurse realizes that the patient has a prescription for which eye medication?
Correct Answer: A
Rationale: There is one unique adverse effect associated with all prostaglandin agonists"in some people with hazel, green, or bluish-brown eye color, eye color will turn permanently brown, even if the medication is discontinued. This adverse effect appears to be cosmetic only, with no known ill effects on the eye. The other medications do not have this effect.