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Which of the following is incorrectly matched with its function?
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- Which of the following does not contribute to the process of filtration? (a) active transport by epithelial cells lining renal tubules (b) large surface area for filtration (c) low permeability of glomerular capillaries (d) high hydrostatic blood pressure in glomerular capillaries (e) podocytesWhich of the following does not contribute to the high salt concentration in the interstitial fluid of the kidney medulla? (a) active transport of sodium from the upper part of the ascending limb (b) diffusion of salt from the ascending limb of the loop of Henle (c) reabsorption of salt from various regions of Bowmans capsule (d) counterflow of fluid through the two limbs of the loop of Henle (e) diffusion of urea out of the collecting ductWhich of the following contribute to the >99% glucose absorption in the proximal tubule?a. Cellular absorption and paracellular secretion of sodiumb. Paracellular absorption of glucose against a concentration gradientc. Basolateral membrane transport of glucose against a concentration gradientd. Basolateral diffusion of glucose through the lipid bilayer
- Diuretics are substances which increase urine production by the kidneys. a. Complete the flow chart to show how ethanol acts as a diuretic Ethanol prevents release of antidiuretic hormone by the gland Less antidiuretic hormone produced |ermeability to water of the part of the neparon called the Increases uine praductiOn b Explain why eating large amounts of glucose can lead to an increase in urine production, Hint- not all the glucose is reabsorbed into the blood.In the renin-angiotensin-aldosterone mechanism,________.a. decreased blood pressure prompts the release ofrenin from the liverb. aldosterone prompts increased urine outputc. aldosterone prompts the kidneys to reabsorbsodiumd. all of the aboveBob is urinating strange. Something is wrong with the Na+-K+ ATPase pumps on the basolateral membranes of the cells lining his proximal tubule. What is going on with his kidneys? a. Struggling to re-absorb sugarsb. Struggling to produce aquaporinsc. Struggling with filtrationd. Struggling to re-absorb proteins
- Which of the following is NOT a function of the kidneys? * Metabolism of Vitamin D Secretion of a hormone that acts to decrease mean arterial pressure Regulation of plasma [Na+] Secretion of a hormone that affects the hematocrit GluconeogenesisWater leaves the renal tubule bya. active transport. d. facilitated diffusion.b. filtration into the capillary network. e. symport.c. osmosis.Which of these conditions decreases extracellular fluid volume?a. constriction of afferent arteriolesb. increased ADH secretionc. decreased ANH secretiond. decreased aldosterone secretione. stimulation of sympathetic nerves to the kidneys
- Which of the following is NOT a function of the kidneys? a. Regulation of plasma (NA+) b. Secretion of a hormone that affects hematocrit c. Gluconeogenesis d. Secretion of a hormone that acts to decrease mean arterial pressure e. Metabolism of Vitamin DFor 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 sameIn formation of con.urine Nephrons have to be going down deep into the medulla. a. b. ADH binds to Intercalated cells in order to insert aquaporin channels. blood moving thro' afferent arteriole have osmolarity of 1200 mOsm/lit. C. Urea diffuses from the upper portion of the collecting duct.