Which refractive error describes the vision of a patient for whom nearby objects are clear but objects at a distance are blurred?
Hyperopia.
Myopia
Astigmatism
Presbyopia
The Correct Answer is B
A. Hyperopia (farsightedness) causes difficulty seeing close objects.
B. Myopia, or nearsightedness, causes difficulty seeing distant objects clearly while nearby objects remain clear.
C. Astigmatism results in blurred vision at all distances due to an irregularly shaped cornea.
D. Presbyopia is age-related difficulty in focusing on near objects due to lens rigidity.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Hypertension is a modifiable risk factor for stroke, not a nonmodifiable one.
B. Obesity is a modifiable risk factor, as lifestyle changes can affect weight.
C. Genetics are a nonmodifiable risk factor, as family history cannot be changed and increases stroke risk.
D. History of smoking is a modifiable risk factor. Stopping smoking reduces stroke risk.
Correct Answer is D
Explanation
A. Paresthesia (numbness or tingling) is not a typical finding in cellulitis and may suggest nerve involvement or other conditions.
B. Delayed capillary refill time would indicate poor circulation or possible shock but is not a direct sign of cellulitis.
C. Pallor of the right toes could suggest circulatory issues but is not associated with cellulitis.
D. Cellulitis is an infection of the skin and underlying tissues, usually presenting with warmth (hot), tenderness, redness, and swelling (edema) at the site of infection.
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