A patient is diagnosed with Homonymous Hemianopsia. The nurse expects to find what defects in the visual field of this patient:
the patient is unable to see in half of the visual field (same visual field) in each eye
the patient can see from one eye but not through the other one.
the patient is unable to see in half of the visual field (opposite visual field) in each eye
No visual impairment
The Correct Answer is A
a) The patient is unable to see in half of the visual field (same visual field) in each eye:
Homonymous hemianopsia is a condition where there is a loss of vision in the same side of the visual field in both eyes. This occurs due to damage to the visual pathways after the optic chiasm, often from a stroke or brain injury, resulting in the loss of either the right or left visual field in both eyes.
b) The patient can see from one eye but not through the other one:
This description fits a condition called monocular blindness, which is typically caused by damage to the optic nerve before it reaches the optic chiasm. Homonymous hemianopsia involves both eyes and specific visual fields, not complete loss of vision in one eye.
c) The patient is unable to see in half of the visual field (opposite visual field) in each eye:
This option describes bitemporal hemianopsia, which results in loss of vision in the outer (temporal) fields of both eyes and is often due to damage at the optic chiasm. Homonymous hemianopsia involves the same side of the visual field in both eyes, not the opposite visual fields.
d) No visual impairment:
Homonymous hemianopsia is characterized by significant visual impairment, specifically the loss of half the visual field in both eyes on the same side. Therefore, it is incorrect to say there is no visual impairment with this condition.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A) Intercostal spaces:
Assessing intercostal spaces typically involves palpating or inspecting the area between the ribs to check for abnormalities such as retractions or tenderness, usually conducted with the client sitting or standing.
B) Lymph nodes:
Palpation of lymph nodes, such as in the cervical region, involves using fingertips to gently feel for enlarged or tender nodes. This examination focuses on areas like the neck, underarms, and groin.
C) Skin Turgor:
The image depicts a nurse pinching the skin, likely on the chest or forearm, which is a common method to assess skin turgor. Skin turgor evaluation helps determine hydration status; if the skin remains tented and returns slowly to its original position, it indicates dehydration.
D) Carotid Pulse:
Assessing the carotid pulse involves palpating the carotid artery along the side of the neck to evaluate the strength and rhythm of the pulse. This is typically done using the pads of the fingers, not by pinching the skin.
Correct Answer is C
Explanation
The Body Mass Index (BMI) is calculated using the formula:
BMI = weight(kg) / height(m)2
First, we need to convert the height from feet and inches to meters.
There are approximately 0.3048 meters in a foot and 0.0254 meters in an inch.
So, 5 feet 5 inches is approximately 1.65 meters.
Substituting the given values into the formula:
BMI = 60 / (1.65)2
This gives us a BMI of approximately 22 when rounded to the nearest whole number.
Therefore, the correct answer is 22 BMI.
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