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Collecting duct system

Index Collecting duct system

The collecting duct system of the kidney consists of a series of tubules and ducts that physically connect nephrons to a minor calyx or directly to the renal pelvis. [1]

41 relations: Acid, Acid–base homeostasis, Acidosis, Aldosterone, Alkalosis, Aquaporin, Ascending limb of loop of Henle, Band 3, Bicarbonate, Cell membrane, Chloride, Collecting duct carcinoma, Connecting tubule, Descending limb of loop of Henle, Distal convoluted tubule, Electrolyte, Epithelial sodium channel, Fluid balance, Hormone, Hydrogen ion, Hydrogen potassium ATPase, Juxtamedullary nephron, Kidney, Metanephrogenic blastema, Na+/K+-ATPase, Nephron, Papillary duct, Pendrin, Potassium, Potassium channel, Proton pump, Renal calyx, Renal corpuscle, Renal medulla, Renal papilla, Renal pelvis, Renal tubular acidosis, Sodium, Sodium channel, Ureteric bud, Vasopressin.

Acid

An acid is a molecule or ion capable of donating a hydron (proton or hydrogen ion H+), or, alternatively, capable of forming a covalent bond with an electron pair (a Lewis acid).

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Acid–base homeostasis

Acid–base homeostasis is the homeostatic regulation of the pH of the body's extracellular fluid (ECF).

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Acidosis

Acidosis is a process causing increased acidity in the blood and other body tissues (i.e., an increased hydrogen ion concentration).

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Aldosterone

Aldosterone, the main mineralocorticoid hormone, is a steroid hormone produced by the zona glomerulosa of the adrenal cortex in the adrenal gland.

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Alkalosis

Alkalosis is the result of a process reducing hydrogen ion concentration of arterial blood plasma (alkalemia).

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Aquaporin

Aquaporins, also called water channels, are integral membrane proteins from a larger family of major intrinsic proteins that form pores in the membrane of biological cells, mainly facilitating transport of water between cells.

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Ascending limb of loop of Henle

Within the nephron of the kidney, the ascending limb of the loop of Henle is a segment of the loop of Henle downstream of the descending limb, after the sharp bend of the loop.

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Band 3

Band 3 anion transport protein, also known as anion exchanger 1 (AE1) or band 3 or solute carrier family 4 member 1 (SLC4A1), is a protein that is encoded by the SLC4A1 gene in humans.

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Bicarbonate

In inorganic chemistry, bicarbonate (IUPAC-recommended nomenclature: hydrogencarbonate) is an intermediate form in the deprotonation of carbonic acid.

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Cell membrane

The cell membrane (also known as the plasma membrane or cytoplasmic membrane, and historically referred to as the plasmalemma) is a biological membrane that separates the interior of all cells from the outside environment (the extracellular space).

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Chloride

The chloride ion is the anion (negatively charged ion) Cl−.

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Collecting duct carcinoma

Collecting duct carcinoma (CDC) (also known as Bellini duct carcinoma), is a type of kidney cancer that originates in the papillary duct of the kidney.

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Connecting tubule

In the kidney, the connecting tubule (CNT, or junctional tubule, or arcuate renal tubule) is a tubular segment of the renal collecting duct system that connects the distal convoluted tubule to the cortical collecting duct.

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Descending limb of loop of Henle

Within the nephron of the kidney, the descending limb of loop of Henle is the portion of the renal tubule constituting the first part of the loop of Henle.

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Distal convoluted tubule

The distal convoluted tubule (DCT) is a portion of kidney nephron between the loop of Henle and the collecting tubule.

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Electrolyte

An electrolyte is a substance that produces an electrically conducting solution when dissolved in a polar solvent, such as water.

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Epithelial sodium channel

The epithelial sodium channel (short: eNaC, also: amiloride-sensitive sodium channel) is a membrane-bound ion channel that is selectively permeable to Na+ ions and that is assembled as a heterotrimer composed of three homologous subunits α or δ, β, and γ, These subunits are encoded by four genes: SCNN1A, SCNN1B, SCNN1G, and SCNN1D.

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Fluid balance

Fluid balance is an aspect of the homeostasis of organisms in which the amount of water in the organism needs to be controlled, via osmoregulation and behavior, such that the concentrations of electrolytes (salts in solution) in the various body fluids are kept within healthy ranges.

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Hormone

A hormone (from the Greek participle “ὁρμῶ”, "to set in motion, urge on") is any member of a class of signaling molecules produced by glands in multicellular organisms that are transported by the circulatory system to target distant organs to regulate physiology and behaviour.

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Hydrogen ion

A hydrogen ion is created when a hydrogen atom loses or gains an electron.

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Hydrogen potassium ATPase

Gastric hydrogen potassium ATPase, also known as H+/K+ ATPase, is an enzyme which functions to acidify the stomach.

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Juxtamedullary nephron

A juxtamedullary nephron is a type of nephron, found only in birds and mammals.

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Kidney

The kidneys are two bean-shaped organs present in left and right sides of the body in vertebrates.

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Metanephrogenic blastema

The metanephrogenic blastema or metanephric blastema (or metanephric mesenchyme, or metanephric mesoderm) is one of the two embryological structures that give rise to the kidney, the other being the ureteric bud.

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Na+/K+-ATPase

-ATPase (sodium-potassium adenosine triphosphatase, also known as the pump or sodium–potassium pump) is an enzyme (an electrogenic transmembrane ATPase) found in the plasma membrane of all animal cells.

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Nephron

The nephron (from Greek νεφρός – nephros, meaning "kidney") is the microscopic structural and functional unit of the kidney.

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Papillary duct

Papillary (collecting) ducts are anatomical structures of the kidneys, previously known as the ducts of Bellini.

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Pendrin

Pendrin, is an anion exchange protein that in humans is encoded by the SLC26A4 gene (solute carrier family 26, member 4).

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Potassium

Potassium is a chemical element with symbol K (from Neo-Latin kalium) and atomic number 19.

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Potassium channel

Potassium channels are the most widely distributed type of ion channel and are found in virtually all living organisms.

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Proton pump

A proton pump is an integral membrane protein that builds up a proton gradient across a biological membrane.

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Renal calyx

The renal calyces are chambers of the kidney through which urine passes.

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Renal corpuscle

A renal corpuscle is the blood-filtering component of the nephron of the kidney.

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Renal medulla

The renal medulla is the innermost part of the kidney.

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Renal papilla

The renal papilla is the location where the renal pyramids in the medulla empty urine into the minor calyx in the kidney.

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Renal pelvis

The renal pelvis or pelvis of the kidney is the basin-like or funnel-like dilated proximal part of the ureter in the kidney.

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Renal tubular acidosis

Renal tubular acidosis (RTA) is a medical condition that involves an accumulation of acid in the body due to a failure of the kidneys to appropriately acidify the urine.

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Sodium

Sodium is a chemical element with symbol Na (from Latin natrium) and atomic number 11.

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Sodium channel

Sodium channels are integral membrane proteins that form ion channels, conducting sodium ions (Na+) through a cell's plasma membrane.

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Ureteric bud

The ureteric bud, also known as the metanephrogenic diverticulum, is a protrusion from the mesonephric duct during the development of the urinary and reproductive organs.

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Vasopressin

Vasopressin, also named antidiuretic hormone (ADH), arginine vasopressin (AVP) or argipressin, is a hormone synthesized as a peptide prohormone in neurons in the hypothalamus, and is converted to AVP.

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Redirects here:

A-intercalated cells, Alpha intercalated cell, B intercalated cell, Collecting duct, Collecting ducts, Collecting tubes, Collecting tubules, Cortical collecting duct, Cortical collecting ducts, Cortical collecting tubule, Cortical tubule, IMCD, Initial collecting tubule, Inner medullary collecting duct, Intercalated cell, Intercalated cells, Intercalation Cell, Kidney tubules, collecting, Medullary collecting duct, OMCD, Outer medullary collecting duct, Principal cell, Principal cells, Α-intercalated cells, Β intercalated cell.

References

[1] https://en.wikipedia.org/wiki/Collecting_duct_system

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