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the concentration of any of certain substances (threshold substances) in the blood plasma above which the substance is excreted by the kidneys and below which it is not excreted.Medical dictionary. 2011.
Renal threshold — In physiology, the renal threshold is the concentration of a substance dissolved in the blood above which the kidneys begin to remove it into the urine. Renal thresholds vary by substance – the low potency poison urea, for instance, is removed at … Wikipedia
renal threshold — noun : the concentration level up to which a substance (as glucose) in the blood is prevented from passing through the kidneys into the urine … Useful english dictionary
renal threshold for glucose — the point of glucose concentration in the blood (180 mg per dL is normal) at which the kidney will excrete glucose (see glycosuria). Called also transport maximum for glucose … Medical dictionary
threshold — n. entrance 1) (also fig.) to cross a threshold 2) (also fig.) on the threshold (to be on the threshold of a promising career) 3) (med.) a renal threshold * * * [ θreʃ(h)əʊld] (med.) a renal threshold [ entrance ] (also fig.) to cross a threshold … Combinatory dictionary
threshold substances — those substances in the blood, such as glucose, that are excreted when they reach their renal threshold … Medical dictionary
renal system — ▪ anatomy Introduction in humans (human body), organ system that includes the kidneys, where urine is produced, and the ureters, bladder, and urethra for the passage, storage, and voiding of urine. In many respects the human excretory, or… … Universalium
threshold — 1. The point at which a stimulus first produces a sensation. 2. The lower limit of perception of a stimulus. 3. The minimal stimulus that produces excitation of any structure; e.g., the minimal stimulus eliciting a moto … Medical dictionary
Renal cell carcinoma — For other uses, see RCC (disambiguation). Main article: Kidney cancer Renal cell carcinoma Classification and external resources Micrograph of the most common t … Wikipedia
transport maximum for glucose — renal threshold for glucose … Medical dictionary
Glossary of terms associated with diabetes — This page lists and explains terms connected with diabetes. NOTOC A *Acanthosis nigricans A brown to black, poorly defined, velvety hyperpigmentation of the skin, usually present in the posterior and lateral folds of the neck, the axilla, groin,… … Wikipedia
