The client inquires what the positive result from the potassium hydroxide (KOH) test indicates. Which of the following is an accurate response by the nurse?
You have a virus.
You have a fungal infection.
You have a bacterial infection.
You have cancer.
The Correct Answer is B
Choice A Reason: A virus is not detected by the KOH test, which is used to diagnose fungal infections of the skin, hair, or nails. A virus can be detected by other tests, such as polymerase chain reaction (PCR) or viral culture.
Choice B Reason: A fungal infection is detected by the KOH test, which dissolves the skin cells and leaves behind the fungal elements that can be seen under a microscope. A fungal infection can cause symptoms such as itching, scaling, redness, or blisters.
Choice C Reason: A bacterial infection is not detected by the KOH test, which is specific for fungi. A bacterial infection can be detected by other tests, such as gram stain or culture.
Choice D Reason: Cancer is not detected by the KOH test, which is not a screening tool for malignancy. Cancer can be detected by other tests, such as biopsy or imaging.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","D"]
Explanation
Choice A Reason: This is a correct choice. Standing next to the client when speaking is an action that the nurse should plan to take, as it helps the client hear better and see the nurse's facial expressions and lip movements. The nurse should also speak clearly and slowly, use simple words and sentences, and avoid covering their mouth.
Choice B Reason: This is a correct choice. Guiding the client away from background noise is an action that the nurse should plan to take, as it reduces distractions and interference with hearing. The nurse should also choose a well-lit and quiet place for communication and turn off any unnecessary devices or appliances.
Choice C Reason: This is an incorrect choice. Providing a copy of the instructions printed in Braille is not an action that the nurse should plan to take, as it is not helpful for clients with hearing loss. Braille is a system of raised dots that represents letters and numbers for people who are blind or visually impaired. The nurse should provide a copy of the instructions printed in large font or use pictures or diagrams to supplement verbal information.
Choice D Reason: This is a correct choice. Repeating any phrases that the client misunderstands is an action that the nurse should plan to take, as it ensures comprehension and clarification of important information. The nurse should also ask open-ended questions, encourage feedback, and summarize key points at the end of the conversation.
Correct Answer is A
Explanation
Choice A Reason: This is correct because macular degeneration is a condition that affects the macula, which is the central part of the retina that is responsible for sharp and detailed vision. Macular degeneration can cause blurred or distorted central vision, difficulty reading or recognizing faces, or dark spots in the visual field.
Choice B Reason: This is incorrect because glaucoma is a condition that affects the optic nerve, which is the nerve that connects the eye to the brain and carries visual signals. Glaucoma can cause increased pressure inside the eye, damage to the optic nerve, and loss of peripheral vision.
Choice C Reason: This is incorrect because diabetic retinopathy is a condition that affects the blood vessels in the retina, which is the layer of tissue at the back of the eye that converts light into nerve impulses. Diabetic retinopathy can cause bleeding, swelling, or leakage of fluid in the retina, and loss of vision in any part of the visual field.
Choice D Reason: This is incorrect because cataract is a condition that affects the lens, which is the transparent structure behind the pupil that focuses light onto the retina. Cataract can cause clouding or opacity of the lens, and reduced vision in all parts of the visual field.
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