The nurse is assessing the eyes of a client who just received mydriatic eye drops. Which physiological function of the eye will not respond during the therapeutic period after administration of the eye drops?
Pupillary constriction.
Refraction.
Eye convergence.
Accommodation.
The Correct Answer is A
A. Pupillary constriction: Mydriatic eye drops are designed to dilate the pupils, which means they inhibit pupillary constriction. During the therapeutic period after administration, the pupil remains dilated and does not constrict in response to light or other stimuli.
B. Refraction: Refraction, the bending of light as it passes through the eye's lens and cornea, is not directly affected by mydriatic eye drops. The process of focusing light onto the retina is still functional even when the pupils are dilated.
C. Eye convergence: Eye convergence, the inward movement of both eyes toward each other to focus on a close object, remains functional during mydriasis. Mydriatic drops do not typically impair this ability.
D. Accommodation: Accommodation, the eye's ability to change the focus from distant to near objects, is affected by mydriatic drops. These medications paralyze the ciliary muscles responsible for accommodation, making it difficult to focus on near objects during the period of dilation.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["200"]
Explanation
Infusion rate (mL/hr) = Total volume (mL) / Infusion time (hr)
Plugging in the values:
Infusion rate (mL/hr) = 200 mL / 1 hr
Infusion rate (mL/hr) = 200 mL/hr
Correct Answer is D
Explanation
A. Consult with a pharmacist about scheduling the dose one hour after the client eats:
Risedronate should be taken on an empty stomach and not with food or beverages other than water. Scheduling the dose after the client eats does not address the critical issue of how the medication interacts with food, and consulting a pharmacist for this reason might not be the most immediate action.
B. Assign an unlicensed assistive personnel (UAP) to bring the client a glass of low-fat milk:
Bringing a glass of milk to the client contradicts the instructions for risedronate administration. The medication should not be taken with any food or drink other than water to ensure proper absorption and effectiveness.
C. Withhold the medication until the client’s breakfast tray is available on the unit:
Withholding the medication until the breakfast tray is available does not resolve the issue of proper administration. Risedronate should be taken on an empty stomach, and providing breakfast would not be appropriate if it interferes with the medication’s absorption.
D. Instruct the client that it is necessary to take nothing but water with the medication:
Risedronate should be taken with a full glass of plain water, and the client should remain upright for at least 30 minutes afterward to prevent oesophageal irritation and ensure proper absorption. Advising the client to avoid other beverages or foods with the medication is essential for its effectiveness.
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