kidneys

Cultural  

1. A pair of organs, the principal parts of the excretory system, located above the waistline at the back of the abdominal cavity. The kidneys filter waste materials from the blood, excreting these wastes in the form of urine; they also regulate the amounts of water and other chemicals in body fluids.

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Example Sentences

For many years, doctors have relied on a blood marker called creatinine to estimate how well the kidneys filter waste produced by muscle activity.

From Science Daily

According to new research, damaged kidneys release a substance into the bloodstream that directly harms the heart.

From Science Daily

It's different to Zolgensma, the gene therapy drug approved by the NHS in 2021 to treat babies - this can only be taken at an early age because of its impact on the kidneys.

From BBC

We don’t auction off kidneys or public-school seats to the highest bidder.

From The Wall Street Journal

When altered, IgA can leak into the bloodstream and form clumps that damage the kidneys, which is a defining feature of IgA nephropathy.

From Science Daily