how is the amount of urine produced regulated ?

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how is the amount of urine produced regulated ?

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https://med.libretexts.org/Bookshelves/Anatomy_and_Physiology/Anatomy_and_Physiology_(Boundless)/24:__Urinary_System/24.4:_Urine/24.4C:_Regulation_of_Urine_Concentration_and_Volume

https://med.libretexts.org/Bookshelves/Anatomy_and_Physiology/Anatomy_and_Physiology_(Boundless)/24:__Urinary_System/24.4:_Urine/24.4C:_Regulation_of_Urine_Concentration_and_Volume
24.4C: Regulation of Urine Concentration and Volume
17 janv. 2023Urine volume and concentration is regulated through the same processes that regulate blood volume. Antidiuretic hormone (ADH)—produced by the posterior pituitary gland —increases the amount of water reabsorbed in the distal convoluted tubule and collecting duct. Osmoreceptors in the hypothalamus signal the posterior pituitary gland to …

https://open.oregonstate.education/aandp/chapter/25-7-physiology-of-urine-formation-regulation-of-fluid-volume-and-composition

https://open.oregonstate.education/aandp/chapter/25-7-physiology-of-urine-formation-regulation-of-fluid-volume-and-composition
25.7 Physiology of Urine Formation: Regulation of Fluid Volume and …
Learn how the kidneys regulate fluid volume and composition by adjusting GFR, reabsorption, and secretion of solutes. Explore the hormonal and volume-sensing mechanisms that affect urine production and composition.

https://www.ncbi.nlm.nih.gov / pmc / articles / PMC2709207

https://www.ncbi.nlm.nih.gov / pmc / articles / PMC2709207
The Physiology of Urinary Concentration: an Update – PMC
The urine concentrating mechanism plays a fundamental role in regulating water and sodium excretion. When water intake is large enough to dilute blood plasma, a urine more dilute than blood plasma is produced; when water intake is so small that blood plasma is concentrated, a urine more concentrated than blood plasma is .

https://courses.lumenlearning.com/nemcc-ap2/chapter/physiology-of-urine-formation

https://courses.lumenlearning.com/nemcc-ap2/chapter/physiology-of-urine-formation
Physiology of Urine Formation | Anatomy and Physiology II – Lumen Learning
Urine Formation. Urine Formation – by filtering the blood the nephrons perform the following functions. (1) regulate concentration of solutes in blood plasma; this also regulates pH. (2) regulate water concentrations; this helps regulate blood pressure. (3) removes metabolic wastes and excess substances. Formation:

https://bio.libretexts.org/Courses/Lumen_Learning/Anatomy_and_Physiology_II_(Lumen)/11:_Module_9-_The_Urinary_System/11.06:_Physiology_of_Urine_Formation

https://bio.libretexts.org/Courses/Lumen_Learning/Anatomy_and_Physiology_II_(Lumen)/11:_Module_9-_The_Urinary_System/11.06:_Physiology_of_Urine_Formation
11.6: Physiology of Urine Formation – Biology LibreTexts
30 juil. 20221296 ml/day. The filtrate not recovered by the kidney is the urine that will be eliminated. It is the GFR times the fraction of the filtrate that is not reabsorbed (0.8 percent). 110*.08 = 0.9 mL urine /min. Multiply urine/min times 60 minutes times 24 hours to get daily urine production. 0.9*60*24 = 1296 mL/day .

https://bio.libretexts.org/Workbench/Principles_of_the_Human_Body/20:_Urinary_System/20.2:_Introduction_to_the_Urinary_System

https://bio.libretexts.org/Workbench/Principles_of_the_Human_Body/20:_Urinary_System/20.2:_Introduction_to_the_Urinary_System
20.2: Introduction to the Urinary System – Biology LibreTexts
22 nov. 2022The actual human urinary system, also known as the renal system, is shown in Figure 20.2.2 20.2. 2. The system consists of the kidneys, ureters, bladder, and urethra, which is the only structure not visible in the sculpture above. The main function of the urinary system is to eliminate the waste products of metabolism from the body by forming …

https://www.ncbi.nlm.nih.gov/books/NBK562181

https://www.ncbi.nlm.nih.gov/books/NBK562181
Physiology, Urination – StatPearls – NCBI Bookshelf
13 sept. 2023Urination or micturition primarily functions in the excretion of metabolic products and toxic wastes. The urinary tract also serves as a storage vessel for the liquid waste filtered from the kidneys. Urine stored in the urinary bladder is released and expelled through the urethra by a complex network of coordinated neurological functions. The …

https://open.oregonstate.education/aandp/chapter/25-3-physiology-of-urine-formation-overview

https://open.oregonstate.education/aandp/chapter/25-3-physiology-of-urine-formation-overview
25.3 Physiology of Urine Formation: Overview
The physiologic goal is to modify the composition of the plasma and, in doing so, produce the waste product urine. Glomerular Filtration Glomerular filtration occurs as blood passes into the glomerulus producing a plasma-like filtrate (minus proteins) that gets captured by the Bowman’s (glomerular) capsule and funneled into the renal tubule.

https://bio.libretexts.org/Courses/Lumen_Learning/Anatomy_and_Physiology_II_(Lumen)/11:_Module_9-_The_Urinary_System/11.10:_Regulation_of_Fluid_Volume_and_Composition

https://bio.libretexts.org/Courses/Lumen_Learning/Anatomy_and_Physiology_II_(Lumen)/11:_Module_9-_The_Urinary_System/11.10:_Regulation_of_Fluid_Volume_and_Composition
11.10: Regulation of Fluid Volume and Composition
30 juil. 2022The cells of the PCT actively secrete H + into the forming urine as Na + is reabsorbed. The body rids itself of excess H + and raises blood pH. In the collecting ducts, the apical surfaces of intercalated cells have proton pumps that actively secrete H + into the luminal, forming urine to remove it from the body.

https://open.oregonstate.education/aandp/chapter/25-9-the-urinary-system-and-homeostasis

https://open.oregonstate.education/aandp/chapter/25-9-the-urinary-system-and-homeostasis
25.9 The Urinary System and Homeostasis – Anatomy & Physiology
All systems of the body are interrelated. A change in one system may affect all other systems in the body, with mild to devastating effects. A failure of urinary continence can be embarrassing and inconvenient, but is not life threatening. The loss of other urinary functions may prove fatal. A failure to synthesize vitamin D is one such example.
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