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 C
Explanation
Choice A Reason: Educating the client about the therapy is an important action by the nurse, but not the priority one. The nurse should explain the purpose, procedure, benefits, and risks of hydrotherapy to the client before starting it, but only after ensuring their comfort and pain relief.
Choice B Reason: Providing analgesics after therapy ends is not enough, as the nurse should provide them before and during therapy as well. Hydrotherapy involves cleansing and debriding of burn wounds with water jets or whirlpools, which can be very painful and stressful for the client.
Choice C Reason: This is the correct choice. Providing analgesics before therapy begins is the priority action by the nurse, as it reduces pain and anxiety for the client and facilitates wound healing. The nurse should assess the client's pain level and administer appropriate analgesics at least 30 minutes before hydrotherapy.
Choice D Reason: Ensuring there are clean supplies is an essential action by the nurse, but not the priority one. The nurse should use sterile or clean equipment and solutions for hydrotherapy to prevent infection and contamination of burn wounds, but only after ensuring their comfort and pain relief.
Correct Answer is B
Explanation
Choice A reason: This is incorrect because allergies are not a risk factor for developing Barrett's esophagus. Allergies are hypersensitive reactions of the immune system to certain substances, such as pollen, dust, or food. They can cause symptoms such as sneezing, itching, or hives, but they do not affect the esophagus or stomach acid.
Choice B reason: This is the correct answer because gastroesophageal reflux disorder (GERD) is the most common risk factor for developing Barrett's esophagus. GERD is a condition where the lower esophageal sphincter (LES) does not close properly and allows stomach acid to flow back into the esophagus. This can cause inflammation, irritation, and damage to the esophageal lining. Over time, this can lead to changes in the cells of the esophagus, which is called Barrett's esophagus.
Choice C reason: This is incorrect because being a vegetarian is not a risk factor for developing Barrett's esophagus. Being a vegetarian means avoiding meat and animal products in the diet. This can have health benefits such as lower cholesterol and blood pressure levels, but it does not affect the esophagus or stomach acid.
Choice D reason: This is incorrect because Barrett's esophagus is not a genetic condition that one is born with. Barrett's esophagus is an acquired condition that results from chronic exposure to stomach acid in the esophagus. It is not inherited from one's parents or passed on to one's children.

Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.
