extraction ratio

extraction ratio definition - medical

extraction ratio

noun
The fraction of a substance removed from blood flowing through the kidney, calculated using the ratio of the concentrations of the substance in arterial and renal venous plasma.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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