Search results
Results from the WOW.Com Content Network
In renal physiology, ultrafiltration occurs at the barrier between the blood and the filtrate in the glomerular capsule (Bowman's capsule) in the kidneys. As in nonbiological examples of ultrafiltration, pressure (in this case blood pressure) and concentration gradients lead to a separation through a semipermeable membrane (provided by the ...
The rate therefore measured is the quantity of the substance in the urine that originated from a calculable volume of blood. Relating this principle to the below equation – for the substance used, the product of urine concentration and urine flow equals the mass of substance excreted during the time that urine has been collected.
Less frequent urination, or in smaller amounts than usual, with dark coloured urine; Blood in the urine; Pressure, or difficulty urinating; Unusual amounts of urination, usually in large quantities; A buildup of phosphates in the blood that diseased kidneys cannot filter out may cause: Itching; Bone damage; Nonunion in broken bones
Each hormone acts via multiple mechanisms, but both increase the kidney's absorption of sodium chloride, thereby expanding the extracellular fluid compartment and raising blood pressure. When renin levels are elevated, the concentrations of angiotensin II and aldosterone increase, leading to increased sodium chloride reabsorption, expansion of ...
"Hypertensive" refers to high blood pressure and "nephropathy" means damage to the kidney; hence this condition is where chronic high blood pressure causes damages to kidney tissue; this includes the small blood vessels, glomeruli, kidney tubules and interstitial tissues. The tissue hardens and thickens which is known as nephrosclerosis. [2]
Hematuria (red blood cells in the urine) [11] Proteinuria (protein in the urine) ranging from sub-nephrotic (<3.5 g/day) to >10 g/day, [7] although it is rarely above nephrotic range proteinuria levels. [12] Hypertension [13] resting blood pressure is persistently at or above 130/80 or 140/90 mmHg. [14] Blurred vision [4]
Doctors recommend the best blood pressure monitors for at-home use including the Omron Platinum Blood Pressure Monitor and more.
Excess blood sugar accumulates in the kidney causing them to become inflamed and unable to carry out their normal function. This leads to the leakage of proteins into the urine. Systemic lupus erythematosus : this autoimmune disease can affect a number of organs, among them the kidney, due to the deposit of immunocomplexes that are typical to ...