A nurse documents that the client has a normal pupillary light reflex. The nurse should recognize that this reflex indicates which of the following?
The eyes converge to focus on the light.
The eye focuses the image in the center of the pupil.
Dilation of both pupils occurs in response to bright light.
Constriction of both pupils occurs in response to bright light.
The Correct Answer is D
A. The eyes converge to focus on the light.
This statement refers to the convergence reflex, where both eyes move medially (towards each other) to maintain single binocular vision when focusing on a near object. It is not related to the pupillary light reflex, which involves changes in pupil size in response to light.
B. The eye focuses the image in the center of the pupil.
This choice does not accurately describe the pupillary light reflex. The pupillary light reflex involves constriction of the pupil in response to light, not focusing an image in the center of the pupil.
C. Dilation of both pupils occurs in response to bright light.
This statement is incorrect. In response to bright light, the pupils should constrict, not dilate. Dilation of pupils in bright light could indicate an abnormal response, such as in cases of certain neurological conditions or drug use.
D. Constriction of both pupils occurs in response to bright light.
This choice is correct. In the pupillary light reflex, both pupils constrict when exposed to bright light. This response is a protective mechanism to prevent excessive light from entering the eyes, ensuring optimal visual acuity.

Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Inform the client that his breast enlargement is benign, and normal for a man of his age:
This choice is not appropriate because while gynecomastia can be benign, it should not be assumed without a proper medical evaluation. Gynecomastia can have various causes, including hormonal imbalances or underlying medical conditions. It's crucial to identify the cause through a medical assessment.
B. Explain that this condition may be the result of hormonal changes, and recommend that he see his physician:
This is the correct choice. Gynecomastia can indeed be caused by hormonal changes, but it can also be due to medications, certain health conditions, or hormonal imbalances. Therefore, the nurse should recommend a medical evaluation to determine the underlying cause and appropriate management.
C. Recommend that he alter his diet to include fewer fats and more lean proteins:
This choice is not relevant to gynecomastia. Gynecomastia is not typically caused by dietary factors, so altering the diet would not be a suitable response to this situation.
D. Explain that gynecomastia in men is usually associated with prostate enlargement and recommend that he be thoroughly screened:
This choice is incorrect. Gynecomastia is not directly associated with prostate enlargement. While both conditions can occur in older men, they are distinct medical issues. Screening for prostate enlargement is not indicated based solely on the presence of gynecomastia. Proper evaluation and assessment of each condition are necessary.
Correct Answer is B
Explanation
A. Wheezing: Wheezing is a continuous, high-pitched whistling sound usually heard during expiration. It is often associated with narrowed airways, such as in asthma or chronic obstructive pulmonary disease (COPD). Wheezing occurs due to the turbulent airflow through narrowed bronchi or bronchioles and is not typically associated with pleuritis.
B. Friction rub: Pleuritis, or inflammation of the pleura, can cause a friction rub. This sound occurs when the inflamed pleural layers rub against each other during breathing. It's a grating or rubbing sound heard on auscultation and is a hallmark sign of pleuritis.
C. Stridor: Stridor is a high-pitched, harsh sound heard during inspiration and sometimes expiration. It is often a sign of upper airway obstruction, such as in croup or anaphylaxis. Stridor results from turbulent airflow through a partially obstructed or narrowed larynx or trachea.
D. Crackles: Crackles, also known as rales, are brief, discontinuous, popping sounds heard on inspiration. They can be fine or coarse and are often associated with conditions that cause fluid or secretions in the alveoli or small airways, such as pneumonia or heart failure. Crackles are not typically associated with pleuritis.
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