Polystyrene sulfonate (Kayexalate) is used in renal failure to:

Reduce serum phosphate levels.

Prevent constipation from sorbitol use.

acts by pulling potassium into the bowels and exchanging it for sodium

acts by adding potassium into the bowels and exchanging it for sodium bicarbonate

Answer and Explanation

The Correct Answer is C

Choice A rationale: Kayexalate is not primarily used for phosphate reduction.

Choice B rationale: Kayexalate can have sorbitol in its formulation, which might cause diarrhea rather than constipation.

Choice C rationale: Kayexalate works as a cation-exchange resin that promotes potassium excretion in the bowels.

Choice D rationale: Kayexalate does not add potassium; it exchanges sodium for potassium in the bowels.

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Free Nursing Study Resources

Correct Answer is A

Explanation

Choice A rationale: Yeast vaginitis, commonly known as a yeast infection, is typically caused by an overgrowth of Candida albicans, a type of fungus. Candida albicans overgrowth can lead to symptoms like white, thick discharge and itching in the vaginal area.

Choice B rationale: Lactobacillus acidophilus is a bacterium associated with maintaining vaginal health rather than causing yeast infections.

Choice C rationale: Escherichia coli is a bacteria that can cause different types of infections but are not typically associated with yeast vaginitis.

Choice D rationale: Neisseria gonorrhoeae is a bacteria and does not cause yeast vaginitis despite having similar presentation such as pus discharge per vaginally.

A. Normal uterus B. Endometriosis C. Leiomyomas D. Adenomyosis

Correct Answer is B

Explanation

Choice A rationale: This is not correct since the picture depicted has uterine tissues deposited in other regions other than the uterus.

Choice B rationale: Endometriosis is a condition where tissue similar to the endometrium (the lining of the uterus) grows outside the uterus, such as on the ovaries, fallopian tubes, pelvic wall, or bowel. This tissue responds to hormonal changes and bleeds during the menstrual cycle, causing inflammation, pain, and sometimes infertility.

Choice C rationale: Leiomyomas, also known as fibroids, are benign tumors that develop from the smooth muscle cells of the uterus. They can vary in size, number, and location within or outside the uterus. They can cause symptoms such as heavy bleeding, pelvic pressure, pain, and infertility.

Choice D rationale: Adenomyosis is a condition where endometrial-like tissue grows within the muscular wall of the uterus (the myometrium). This tissue also bleeds during the menstrual cycle, causing the uterus to enlarge and become painful and heavy .

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Polystyrene sulfonate (Kayexalate) is used in renal failure to:

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A 23-year-old sexually active female presents with white copious discharge and itch and is diagnosed with yeast vaginitis. This condition is caused by overgrowth of which microorganism?

Correct Answer is A

Explanation

The nurse is reviewing the patient lab and the following is shown on the CT: The nurse conclude the patient has :

Correct Answer is B

Explanation

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