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Related Concept Videos

Renal Corpuscle01:20

Renal Corpuscle

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The glomerulus and Bowman's capsule are two essential components of the nephron, which is the functional unit of the kidney. These microscopic structures play a critical role in the process of blood filtration to produce urine.
Glomerulus: Structure and Function
The glomerulus is a tiny, intricate network of capillaries located at the beginning of the nephron. It's enveloped by the Bowman's capsule and receives its blood supply from an afferent arteriole, which divides into numerous...
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Glomerular Filtration01:15

Glomerular Filtration

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The filtration membrane in the renal system is a highly specialized structure essential for filtering blood. It consists of glomerular capillaries and podocytes, forming a selective barrier that permits the passage of water and small solutes while restricting most plasma proteins and blood cells.
Components of the Filtration Membrane
The filtration process involves three key layers: the glomerular endothelial cells, the basement membrane, and the podocyte-formed filtration slits.
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Nephrons01:10

Nephrons

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The kidneys are intricate organs with millions of working units known as nephrons. Each nephron features two major structures: the renal corpuscle, which facilitates blood plasma filtration, and the renal tubule, which handles the glomerular filtrate. Blood supply is directly linked to the nephrons. The renal corpuscle consists of the glomerulus, a capillary network, and the Bowman's capsule, a double-walled epithelial structure that encases the glomerulus. The filtering of blood plasma...
3.5K
Kidney Structure01:45

Kidney Structure

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The kidneys are two large bean-shaped organs located in the upper abdomen. They filter the blood several times a day to remove toxins and rebalance water and electrolytes of the circulatory system via the renal veins. The kidneys receive blood directly from the heart via the renal arteries. These arteries enter the kidney at the hilum, the concave surface of the bean, where they branch and divide into smaller vessels and capillaries.
70.6K
Glomerular Filtration Rate and its Regulation01:28

Glomerular Filtration Rate and its Regulation

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The Glomerular Filtration Rate (GFR) is a measure of kidney function, reflecting the volume of filtrate formed per minute in the kidneys. On average, GFR is approximately 125 mL/min in males and 105 mL/min in females. Maintaining a relatively constant GFR is essential for the kidneys to effectively regulate body fluid homeostasis and maintain extracellular stability.
GFR regulation involves two primary intrinsic controls: the myogenic and tubuloglomerular feedback mechanisms.
The myogenic...
3.4K
Filtration and Urine Formation01:32

Filtration and Urine Formation

50.9K
The function of the kidneys is to filter, reabsorb, secrete, and excrete. Every day the kidneys filter nearly 180 liters of blood, initially removing water and solutes but ultimately returning nearly all filtrates into circulation with the help of osmoregulatory hormones. This process removes wastes and toxins but is also crucial to maintain water and electrolyte levels. Most of these functions are performed by the tiny but numerous nephrons contained within the kidneys.
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Related Experiment Video

Updated: Sep 21, 2025

An Efficient Sieving Method to Isolate Intact Glomeruli from Adult Rat Kidney
10:14

An Efficient Sieving Method to Isolate Intact Glomeruli from Adult Rat Kidney

Published on: November 1, 2018

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[The glomerulus in all its states].

S Grosch1, P Erpicum1,2, A Bouquegneau1

  • 1Service de Néphrologie, Dialyse et Transplantation CHU Liège, Belgique.

Revue Medicale De Liege
|June 3, 2022
PubMed
Summary
This summary is machine-generated.

Glomerulonephritis involves inflammation of the glomerulus, presenting with varied symptoms like hematuria and proteinuria. Treatment combines lifestyle changes, risk factor reduction, and immunosuppressive agents for better kidney health.

Keywords:
Nephritic syndromeNephrotic syndromeRapidly progressive glomerulonephritisTherapyGlomerulonephritis

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Area of Science:

  • Nephrology
  • Immunology
  • Pathology

Background:

  • Glomerulonephritis (GN) comprises rare, heterogeneous inflammatory renal diseases affecting glomerular structures.
  • Clinical signs include hematuria, proteinuria, and impaired renal function, presenting as nephrotic or nephritic syndromes.

Purpose of the Study:

  • To elucidate the relationship between specific glomerular lesions and clinical manifestations of glomerulonephritis.
  • To outline current therapeutic strategies for managing glomerulonephritis.

Main Methods:

  • Review of clinico-biological presentations and pathological findings in glomerulonephritis.
  • Analysis of therapeutic interventions, including non-specific and specific immunosuppressive treatments.

Main Results:

  • Podocytic damage correlates with nephrotic syndromes.
  • Mesangial damage causes proteinuria and hematuria.
  • Endothelial damage leads to nephritic syndrome and rapidly progressive GN.

Conclusions:

  • Glomerular compartment damage dictates clinical presentation and prognosis in GN.
  • Integrated therapeutic approaches are crucial for managing these complex kidney diseases.