A patient came with a right ear sensorineural hearing loss. What should the nurse expect while performing the Weber test?
lateralization of the sound/vibration to both ears equally
lateralization of the sound/vibration to the left ear.
bone conduction(BC) is greater than air conduction (AC)
lateralization of the sound/vibration to the right ear.
The Correct Answer is B
A) Lateralization of the sound/vibration to both ears equally: The Weber test is used to assess unilateral hearing loss and would not show equal lateralization in the presence of unilateral sensorineural hearing loss. Equal lateralization would suggest normal hearing or symmetrical hearing loss, which is not the case here.
B) Lateralization of the sound/vibration to the left ear: In sensorineural hearing loss, sound is perceived to lateralize to the unaffected ear. Therefore, with right ear sensorineural hearing loss, the sound will lateralize to the left ear, indicating that the left ear has better hearing capability.
C) Bone conduction (BC) is greater than air conduction (AC): This finding is characteristic of conductive hearing loss, not sensorineural hearing loss. In sensorineural hearing loss, air conduction is typically greater than or equal to bone conduction, but the Weber test focuses on lateralization rather than BC versus AC.
D) Lateralization of the sound/vibration to the right ear: If the sound were to lateralize to the affected ear in sensorineural hearing loss, it would suggest that the affected ear is hearing better, which contradicts the nature of sensorineural hearing loss. The sound will actually lateralize to the better-hearing, unaffected ear.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Assist the client to a standing position: While positioning can be important for various assessments, inspecting the apical impulse is best done with the client in a supine or left lateral position. Standing may not provide the best view or palpation for the apical impulse, which is usually assessed more accurately in a different position.
B. Focus a penlight on the client's chest: A penlight alone may not provide sufficient illumination for detailed inspection of the apical impulse. It is more important to use appropriate lighting techniques to ensure a clear view of the heart's movements.
C. Use tangential lighting: Tangential lighting is particularly useful for inspecting and palpating the apical impulse because it casts light across the surface, highlighting contours and movements. This type of lighting helps the nurse visualize the apical impulse more clearly by creating shadows that accentuate the impulse's presence and movements.
D. Use perpendicular lighting: Perpendicular lighting might not be as effective in highlighting the subtle movements of the apical impulse. Tangential lighting is preferred because it creates shadows and contrasts that make the apical impulse more visible and easier to assess.
Correct Answer is A
Explanation
A) Diabetic Neuropathy: Diabetic neuropathy is a common complication of diabetes that affects the nerves, particularly in the extremities. Symptoms include decreased sensation, numbness, and the development of non-healing ulcers on the feet due to loss of protective sensation and poor wound healing. This condition aligns with the patient's symptoms of decreased sensation and non-healing foot ulcers.
B) Chronic Arterial Insufficiency: Chronic arterial insufficiency typically presents with symptoms such as intermittent claudication (pain or cramping in the legs during activity), cold or pale extremities, and ulcers on the toes or feet that often have a more well-defined border. The non-healing ulcers and decreased sensation described are more characteristic of diabetic neuropathy than arterial insufficiency.
C) Lymphedema: Lymphedema is characterized by swelling due to lymph fluid accumulation, often affecting the lower extremities. While it can cause skin changes and ulcers, it is less commonly associated with decreased sensation and is more likely to present with swelling and skin changes rather than the specific combination of symptoms described.
D) Chronic Venous Insufficiency: Chronic venous insufficiency involves issues with blood return from the legs to the heart, leading to symptoms such as swelling, varicose veins, and ulcers typically around the ankles. It is usually associated with aching, heaviness, and swelling rather than the decreased sensation and non-healing ulcers seen in diabetic neuropathy.
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