A client recently diagnosed with renal cancer asks the nurse about the function of the kidneys. How should the nurse respond?
"The kidneys primarily regulate blood sugar levels."
"The kidneys help filter waste products and excess substances from the blood."
"The kidneys are responsible for producing digestive enzymes."
"The kidneys play a major role in regulating blood pressure."
The Correct Answer is B
A) Incorrect. While the kidneys play a role in maintaining blood glucose levels, their primary function is to filter waste products and excess substances from the blood.
B) Correct. One of the primary functions of the kidneys is to filter waste products, excess substances, and toxins from the blood, helping to maintain overall homeostasis.
C) Incorrect. The production of digestive enzymes is not a primary function of the kidneys.
D) Incorrect. While the kidneys do play a role in regulating blood pressure, their primary function is related to filtration and waste removal.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A) Incorrect. A bone scan is not used for direct visualization and biopsy of tumors in the bones. It is an imaging test for identifying abnormalities in bone metabolism.
B) Incorrect. While a bone scan provides information about bone metabolism, it is not primarily performed to assess blood flow within the bones.
C) Correct. A bone scan is used to detect whether cancer has spread (metastasized) to the bones. This information is crucial for staging the cancer and planning appropriate treatment.
D) Incorrect. While a bone scan provides information about bone health, its primary purpose is to identify abnormalities related to bone metabolism, such as metastases from cancer.
Correct Answer is A
Explanation
A) Correct. Monitoring vital signs, including blood pressure and heart rate, is a priority after a radical nephrectomy. Changes in blood pressure or heart rate can indicate potential complications.
B) Incorrect. Administering chemotherapy medications is not typically part of the immediate postoperative care for a radical nephrectomy.
C) Incorrect. Encouraging vigorous physical activity is not recommended immediately after a radical nephrectomy. The client will need time to recover and gradually resume normal activities.
D) Incorrect. Providing a high-sodium diet is not typically indicated after a radical nephrectomy. The client's diet will be based on their specific needs and any potential dietary restrictions.
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