When a Light Is Directed Across the Iris of a Patient's

question 30

Multiple Choice

When a light is directed across the iris of a patient's eye from the temporal side,the nurse is assessing for:

• A)Drainage from dacryocystitis.
• B)Presence of conjunctivitis over the iris.
• C)Presence of shadows, which may indicate glaucoma.
• D)Scattered light reflex, which may be indicative of cataracts.

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Definitions:

Sense Receptors

Specialized cells or organs in the body that respond to external stimuli, such as light, sound, or touch, and transmit signals to the brain.

Hormones

Chemical messengers produced by the endocrine glands that travel through the bloodstream to tissues or organs, affecting many different bodily processes.

Absolute Threshold

The minimum intensity of a stimulus that one can detect 50% of the time, a concept used in sensory and perception research.

Reliable Detection

The ability to consistently identify or recognize true occurrences of a specific event or condition.