Which Assessment Information Obtained by the Nurse When Performing an Eye

question 14

Multiple Choice

Which assessment information obtained by the nurse when performing an eye examination for a 78-year-old patient indicates that more extensive examination of the eyes is needed?

• A) The patient's sclerae are light yellow in color.
• B) The patient complains of persistent photophobia.
• C) The pupil recovers slowly after being stimulated by a penlight.
• D) There is a whitish gray ring encircling the periphery of the iris.

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Definitions:

Phenotypic Variation

Refers to the differences in physical appearance and physiological traits among individuals of the same species, caused by genetic and environmental factors.

Expected Frequency

The predicted count of occurrences of a particular event or trait in a population based on probability data or genetic models.

Allele

A variant form of a gene at a particular locus on a chromosome, which can result in different phenotypic traits.

Locus

A specific, fixed position on a chromosome where a particular gene or genetic marker is located.