A nurse is caring for a patient diagnosed with cataracts.
What cue is consistent with cloudiness in the lens during the inspection of the eyes?
Redness in the sclera.
Pupil constriction.
Cloudiness in the lens.
Blurred vision.
The Correct Answer is C
Choice A rationale
Redness in the sclera may indicate inflammation or infection but is not indicative of cataracts, which involve the lens of the eye.
Choice B rationale
Pupil constriction is not directly related to cataracts. Cataracts affect the lens clarity rather than pupil response.
Choice C rationale
Cloudiness in the lens is a hallmark sign of cataracts, which occur due to the lens becoming opaque, thereby obstructing light passage and impairing vision.
Choice D rationale
Blurred vision can result from various eye conditions, not specifically cataracts, which are characterized by lens cloudiness.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A rationale
Flatness is the percussion sound typically heard over muscles and solid tissues. It is characterized by a high-pitched, soft sound, which indicates that the underlying tissue is denser and less air-filled compared to lungs.
Choice B rationale
Dullness is heard over solid organs such as the liver or spleen but not typically over muscles.
Choice C rationale
Tympany is a drum-like sound heard over areas filled with gas, such as the stomach or intestines.
Choice D rationale
Resonance is heard over air-filled lungs and not over muscles and solid tissues.
Correct Answer is C
Explanation
Choice A rationale
Allergic conjunctivitis is usually characterized by redness, itching, and watery discharge. It is often associated with allergic reactions to pollen, dust, or pet dander. The discharge in allergic conjunctivitis is typically clear and watery, not white and thick.
Choice B rationale
Viral conjunctivitis is often caused by adenovirus and is characterized by redness, watery discharge, and a gritty sensation in the eye. It is highly contagious and can spread through contact with infected individuals. The discharge in viral conjunctivitis is usually watery, not thick and white.
Choice C rationale
Bacterial conjunctivitis is characterized by redness, itching, and white, thick discharge. It is often caused by bacteria such as Staphylococcus aureus, Streptococcus pneumoniae, or Haemophilus influenzae. The thick discharge is a hallmark of bacterial infection, distinguishing it from allergic or viral conjunctivitis.
Choice D rationale
Cataracts involve the clouding of the eye's natural lens, leading to blurred vision and difficulty seeing at night. They do not cause redness, itching, or discharge from the eye. Cataracts affect the lens inside the eye, not the conjunctival sac.
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