November 4, 2011

2.73 Glucose reabsorption

2.73 Understand that selective reabsorption of glucose occurs at the proximal convoluted tubule.

Selected reabsorption – a molecule is selected, and then reabsorbed into the blood; we have removed a molecule from the blood, and we want to put it back.
Urine does not normally have glucose in it, but it is found in the Glomerular filtrate. Note: If a positive test for glucose is found in the urine, it could suggest that the individual has Diabetes.
In the first convoluted tubule (the Proximal CT) glucose is removed and reabsorbed into the blood.


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