Loop diuretics promote diuresis by - decreasing the osmolarity of the renal medulla inhibiting an enzymatic reaction blocking aldosterone receptors O increasing urine osmolarity
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- Drinking alcohol inhibits ADH secretion. What effect will drinking a beer have on the permeability of kidney tubules to sodium? To water?How does adh regulate kidney function? Please include blood osmolarity, the hypothalamus, adh, permeability of kidney, homeostasis and h20 reabsorption increasing in the explanationIn the proximal tubule, the reabsorption of Na+, amino acids, and glucose causes (before water moves): Decreased osmolarity of the tubular fluid but increased osmolarity of the interstitial fluid Decreased osmolarity of the tubular fluid and interstitial fluid O Increased osmolarity of the tubular fluid but decreased osmolarity of the interstitial fluid O Increased osmolarity of the tubular fluid and the interstitial fluid No changes in osmolarity
- Which of the following is true of aldosterone? Aldosterone Increases the number of open Na channels on the apical membrane of distal tubule cells OAldosterone decreases Na- reabsorption and K+ secretion Aldosterone binds to a g protein.coupled receptor OAldosterone is secreted by the macula densa ( డరంకగంగంగt fndroesos in10 ౧umetr of Na• / x• ATT2sంs on the ap/cal mcm br ane of distal tubule.cellsAs the volume of urine within the bladder exceeds 200 mL, the smooth muscle tension generated by the internal urethral sphincter wil Increase Decrease O Stay the same As blood travels from the interlobular artery to the interlobular vein, its creatinine content will O Increase O Decrease O Stay the same As sympathetic stimulation of the kidneys decreases, the renal reabsorption of sodium will35. Identify the osmolality (including units) of MOST body fluids (cytosol, ISF, blood, CSF, etc.) vs. the osmolality range created and maintained in the renal medulla ISF by the countercurrent mechanism. Include the units. I Most body fluids except urine Renal medulla ISF Urine
- 4, H+ secretion in the renal tubule happens by Multiple Choice It follows a negative ion like Cl- or PO43- H+/HCO3- exchanger in the basolateral membrane Na+/H+ exchanger in the apical membrane It first combines with HCO3- and is then regenerated in the tubular fluidFor this SECTION (#9) Decide how the following conditions would affect the physiology of the Uinary System ADH causes the osmolarity of urine to O Increase O Decrease O Stay the same As filtrate travels from the capsular space to the loop of Henle, its glucose content will O Increase Decrease Stay the sameWhich correctly describes the mechanism of action of the loop diuretics? O They create a very hyperosmotic urine O They disrupt the concentration gradient in the renal medullary fluid O They disrupt the action of ADH on collecting duct epithelial cells O They directly block aldosterone from binding to its receptors O They lower blood pressure by promoting secretion of renin
- High circulating blood osmolarity results in the release of , which causes the collecting duct to be to water Antidiuretic hormone, permeable Oxytocin, impermeable O Aldosterone, impermeable Oxytocin, permeable O Antidiuretic, impermeablepatients are often prescribed aldosterone antagonist in addition to a loop diuretic to prevent this? hyponatremia hypernatremia hypophosphatemia hypokalemia Don't copy from GoogleSecretion of with adjust blood pH on the order of hours to days. outside the kidneys via ion exchanger to merge which enters the producing kidneys. This is a description of process. carbonate Na+ acetate Kidneys H+ bicarbonate reabsorption sulfur dioxide bicarbonate bicarbonate production carbonic acid carbonic anhydrase phosphate Нeart Liver (He)2+ carbon dioxide
