Not normally reabsorbed in to the blood from filtrate A more accurate GFR test

Not normally reabsorbed in to the blood from filtrate

This preview shows page 46 - 53 out of 65 pages.

Not normally reabsorbed in to the blood from filtrate. A more accurate GFR test uses inulin Filtrate Glomeruli generate about 180 liters of filtrate per day 99% is reabsorbed in renal tubules 46
Image of page 46
E XAMPLE GFR CALCULATION Jim eliminates 93 mg of creatinine per hour, his blood plasma concentration of creatinine is 1.2 mg/dL. GFR = 𝐴𝐴𝐴𝐴𝐴𝐴𝐴𝐴𝐴𝐴𝐴𝐴 𝐴𝐴𝑜𝑜 𝑋𝑋 𝑠𝑠𝑠𝑠𝑠𝑠𝑠𝑠𝑠𝑠𝐴𝐴𝑠𝑠𝑠𝑠 𝑜𝑜𝑠𝑠𝐴𝐴𝐴𝐴 𝑏𝑏𝑏𝑏𝐴𝐴𝐴𝐴𝑠𝑠 𝑖𝑖𝐴𝐴𝐴𝐴𝐴𝐴 𝑜𝑜𝑖𝑖𝑏𝑏𝐴𝐴𝑠𝑠𝑓𝑓𝐴𝐴𝑠𝑠 𝐴𝐴𝑡𝑠𝑠 𝑝𝑝𝑏𝑏𝑓𝑓𝑠𝑠𝐴𝐴𝑓𝑓 𝑠𝑠𝐴𝐴𝐴𝐴𝑠𝑠𝑠𝑠𝐴𝐴𝐴𝐴𝑠𝑠𝑓𝑓𝐴𝐴𝑖𝑖𝐴𝐴𝐴𝐴 𝐴𝐴𝑜𝑜 𝑋𝑋 93 𝑚𝑚𝑚𝑚 ℎ𝑟𝑟 ÷ 1.2 mg dL = 77.5 dL hr 47
Image of page 47