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- Macula_densa abstract "In the kidney, the macula densa is an area of closely packed specialized cells lining the wall of the cortical thick ascending limb, at the transition to the distal convoluted tubule.The cells of the macula densa are sensitive to the concentration of sodium chloride in the late thick ascending limb. A decrease in sodium chloride concentration initiates a signal from the macula densa that has two effects: (1) it decreases resistance to blood flow in the afferent arterioles via vasodilation, which increases glomerular capillary hydrostatic pressure and helps return glomerulus filtration rate (GFR) toward normal, and (2) it increases renin release from the juxtaglomerular cells of the afferent and efferent arterioles, which are the major storage sites for renin.As such, an increase in sodium chloride concentration would result in vasoconstriction of afferent arterioles, and reduced paracrine stimulation of juxtaglomerular cells. This demonstrates the macula densa feedback, where compensatory mechanisms act in order to return GFR to normal.The release of renin is an essential component of the renin–angiotensin–aldosterone system (RAAS), which regulates blood pressure and volume.".
- Macula_densa thumbnail Renal_corpuscle.svg?width=300.
- Macula_densa wikiPageID "674713".
- Macula_densa wikiPageLength "5963".
- Macula_densa wikiPageOutDegree "32".
- Macula_densa wikiPageRevisionID "695527318".
- Macula_densa wikiPageWikiLink Afferent_arterioles.
- Macula_densa wikiPageWikiLink Ascending_limb_of_loop_of_Henle.
- Macula_densa wikiPageWikiLink Baroreceptor.
- Macula_densa wikiPageWikiLink Blood_pressure.
- Macula_densa wikiPageWikiLink Category:Kidney_anatomy.
- Macula_densa wikiPageWikiLink Cell_(biology).
- Macula_densa wikiPageWikiLink Cell_nucleus.
- Macula_densa wikiPageWikiLink Distal_convoluted_tubule.
- Macula_densa wikiPageWikiLink Efferent_arteriole.
- Macula_densa wikiPageWikiLink Glomerulus.
- Macula_densa wikiPageWikiLink Juxtaglomerular_apparatus.
- Macula_densa wikiPageWikiLink Juxtaglomerular_cell.
- Macula_densa wikiPageWikiLink Kidney.
- Macula_densa wikiPageWikiLink Nephron.
- Macula_densa wikiPageWikiLink Peritubular_capillaries.
- Macula_densa wikiPageWikiLink Prostaglandin.
- Macula_densa wikiPageWikiLink Proximal_convoluted_tubule.
- Macula_densa wikiPageWikiLink Renal_cortex.
- Macula_densa wikiPageWikiLink Renal_function.
- Macula_densa wikiPageWikiLink Renin.
- Macula_densa wikiPageWikiLink Renin–angiotensin_system.
- Macula_densa wikiPageWikiLink Sodium_chloride.
- Macula_densa wikiPageWikiLink Starling_equation.
- Macula_densa wikiPageWikiLink Straight_arterioles_of_kidney.
- Macula_densa wikiPageWikiLink File:Renal_corpuscle.svg.
- Macula_densa wikiPageWikiLink File:Renin-angiotensin-aldosterone_system.png.
- Macula_densa wikiPageWikiLinkText "Macula Densa".
- Macula_densa wikiPageWikiLinkText "Macula densa".
- Macula_densa wikiPageWikiLinkText "Macula_densa#Histology".
- Macula_densa wikiPageWikiLinkText "macula densa".
- Macula_densa wikiPageUsesTemplate Template:GeorgiaPhysiology.
- Macula_densa wikiPageUsesTemplate Template:Kidney.
- Macula_densa wikiPageUsesTemplate Template:Refimprove.
- Macula_densa wikiPageUsesTemplate Template:Reflist.
- Macula_densa wikiPageUsesTemplate Template:UCDavisOrganology.
- Macula_densa subject Category:Kidney_anatomy.
- Macula_densa hypernym Area.
- Macula_densa type Place.
- Macula_densa type Cell.
- Macula_densa comment "In the kidney, the macula densa is an area of closely packed specialized cells lining the wall of the cortical thick ascending limb, at the transition to the distal convoluted tubule.The cells of the macula densa are sensitive to the concentration of sodium chloride in the late thick ascending limb.".
- Macula_densa label "Macula densa".
- Macula_densa sameAs Q1883079.
- Macula_densa sameAs Macula_densa.
- Macula_densa sameAs Macula_densa.
- Macula_densa sameAs Mácula_densa.
- Macula_densa sameAs ماکولا_دنسا.
- Macula_densa sameAs Macula_densa.
- Macula_densa sameAs 緻密斑.
- Macula_densa sameAs Plamka_gęsta.
- Macula_densa sameAs Mácula_densa.
- Macula_densa sameAs m.031xjx.
- Macula_densa sameAs Macula_densa.
- Macula_densa sameAs Makula_denza.
- Macula_densa sameAs Щільна_пляма.
- Macula_densa sameAs Q1883079.
- Macula_densa wasDerivedFrom Macula_densa?oldid=695527318.
- Macula_densa depiction Renal_corpuscle.svg.
- Macula_densa isPrimaryTopicOf Macula_densa.