A Patient Reports Having Difficulty Discriminating Colors After Being Prescribed

question 29

Multiple Choice

A patient reports having difficulty discriminating colors after being prescribed hydroxychloroquine (Plaquenil) . What information should the nurse provide?

• A) Keratometry can be done to diagnose color blindness.
• B) The Ishihara test is simple and can reveal color blindness.
• C) Invasive testing will be required to assess cones and rods.
• D) A picture of the ocular fundus will be necessary to make this diagnosis.

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Definitions:

Ghrelin

A hormone produced in the stomach that stimulates hunger and plays a role in regulating energy balance.

Extrinsic Motivation

A form of motivation that is driven by external rewards or pressures, rather than internal satisfaction.

Homeostasis

The self-regulating process by which biological systems maintain stability while adjusting to conditions that are optimal for survival.

Optimal Level of Arousal

The level of excitement or stimulation at which an individual performs best, varying from one person to another.