Study for the Manitoba Nephrology Nurse Test. Prepare with multiple choice questions and detailed explanations. Boost your confidence for the exam!

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How many nephrons are typically found in a healthy kidney?

  1. 100,000

  2. 500,000

  3. 1-1.5 million

  4. 2 million

The correct answer is: 1-1.5 million

A healthy human kidney typically contains about 1 to 1.5 million nephrons. Nephrons are the functional units of the kidney, responsible for filtering blood and producing urine. This estimate is based on anatomical studies and physiological assessments, indicating that each kidney plays a critical role in maintaining homeostasis and regulating various bodily functions. Understanding the significance of this number is crucial for recognizing the kidneys' capacity to handle waste elimination and fluid balance. Although the total number of nephrons can vary slightly among individuals due to genetic and environmental factors, 1 to 1.5 million is the accepted average range in healthy adults, reflecting both normal kidney function and efficiency.