Friday, November 4, 2011
2.72 Water re-absorption.
understand that water is reabsorbed into the blood from the collecting duct.
-the bowman's capsule- location of ultra filtration.
-blood comes into the kidney placed under high pressure and the dissolved content of the blood are forced into the bowman's capsule tube- glomerular filtrate (contains glucose, water, salts and urea)
-as the filtrate passes a long the tubular and when it reaches the collecting duct (vertical tube) water is removed from the filtrate. the water will go back into the bloodstream. water has been selected and reabsorbed into the blood- called selective reabsorption.
-selected reabsorption of water occurs in the collecting duct.
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