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Lesson 1010 of 1524

Introduction to the Renal and Urinary Systems

The text explained that the nephron is the functional unit of the kidney, and each section of the nephron is responsible for some part of filtration, reabsorption, or secretion.

Practice this chapter

The text explained that the nephron is the functional unit of the kidney, and each section of the nephron is responsible for some part of filtration, reabsorption, or secretion. It is also responsible for removing metabolic waste products and excess water from the body.

Common conditions affecting these systems were identified.

renal pelvis — funnel-shaped area of the kidney that collects urine and is connected to the ureter. micturition — the process through which urine is released from the bladder. blood urea nitrogen (BUN) — a blood test that measures the amount of urea nitrogen in the blood; elevated levels can indicate decreased renal function. mesangial cells — cells that increase the body surface area for glomerular filtration by limiting the size of molecules that can be filtered.

Worked example

What does “renal pelvis” mean in Introduction to the Renal and Urinary Systems?

  1. 1Use the wording this chapter gives for renal pelvis.
  2. 2The book says: funnel-shaped area of the kidney that collects urine and is connected to the ureter.
  3. 3Do not use the meaning of micturition. That term means the process through which urine is released from the bladder.

Result: funnel-shaped area of the kidney that collects urine and is connected to the ureter

Why. That is the meaning this chapter gives for renal pelvis.

Do not swap renal pelvis and micturition. renal pelvis means funnel-shaped area of the kidney that collects urine and is connected to the ureter. micturition means the process through which urine is released from the bladder.

Practice margin

This chapter

A fresh set from this chapter only. Choose 10 or 20. Multiple choice and fill-in, with no repeat inside the set.