The nurse is preparing to assess a client's near vision. The nurse would use which piece of equipment for the assessment?
Snellen chart
Penlight
Magazine
Ophthalmoscope
The Correct Answer is C
A) Snellen chart:
The Snellen chart is used to assess distance vision, not near vision. It consists of letters or symbols arranged in rows, with the client typically asked to read from a specific distance to test visual acuity.
B) Penlight:
A penlight is primarily used to assess pupillary reactions and near vision tasks such as accommodation. It helps examine how the pupils respond to light and how well the eyes focus on near objects.
C) Magazine:
A magazine or similar reading material is commonly used to assess near vision. Clients are asked to read the text at a comfortable distance, evaluating their ability to focus on close-up objects and the clarity of their vision.
D) Ophthalmoscope:
An ophthalmoscope is used to examine the interior structures of the eye, such as the retina and optic nerve head. It is not used for assessing near vision but rather for diagnosing conditions affecting the eye's internal structures.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A) Loss of vision in one eye:
Loss of vision in one eye is not related to hyperopia (farsightedness). This condition could be due to various other causes such as retinal detachment, optic neuropathy, or trauma, but it does not describe the refractive error associated with hyperopia.
B) Clear vision of nearby objects, but difficulty seeing distant objects:
This description pertains to myopia (nearsightedness), where individuals can see nearby objects clearly but struggle with seeing distant objects. Hyperopia is the opposite, involving difficulty with near vision rather than distance vision.
C) Clear vision of distant objects, but difficulty seeing nearby objects:
Hyperopia, or farsightedness, is characterized by clear vision of distant objects while nearby objects appear blurry. This occurs because the eye's light focuses behind the retina rather than directly on it, making close-up tasks like reading challenging.
D) Blurry vision of both distant and nearby objects:
Blurry vision of both distant and nearby objects is not specific to hyperopia and may indicate other eye conditions such as astigmatism or severe refractive errors that affect overall visual acuity, rather than the specific issue of near vision seen in hyperopia.
Correct Answer is C
Explanation
(a) Mydriasis:
While mydriasis (dilated pupil) can be associated with cranial nerve III damage, it does not fully describe the range of symptoms expected with oculomotor paralysis. Cranial nerve III controls more functions than pupil dilation, such as eyelid elevation and certain eye movements.
(b) Normal eye movement:
Cranial nerve III paralysis would result in abnormal eye movement due to the loss of control over muscles responsible for moving the eye. Expecting normal eye movement would be incorrect since the paralysis affects the eye's ability to move properly.
(c) Ptosis will be evident and no pupillary constriction:
Cranial nerve III (oculomotor nerve) paralysis leads to ptosis (drooping eyelid) because it innervates the levator palpebrae superioris muscle. It also affects the pupillary constrictor muscles, resulting in a dilated pupil (lack of pupillary constriction), making this the most comprehensive and accurate answer.
(d) The eye cannot look to the outside side:
Inability to look to the outside (lateral movement) is typically associated with cranial nerve VI (abducens nerve) paralysis, which controls the lateral rectus muscle. Cranial nerve III primarily affects vertical and medial movements, so this is not the expected finding.
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