5 · en
Short, simple sentences with “kidneys”, suitable for children and primary/elementary school, with common expressions and related words. You'll also find examples for middle and high school.
The main function of the kidneys is to filter the blood.
The urologist treats problems of the urinary tract and the kidneys.
Cancer is more likely to be hereditary if it attacks both breasts or both kidneys, but more often there is a genetic link when several different organs are affected.
The components of some organs (heart, liver and kidneys) have a half-life of ten days. Within that time the components are dissolved and replaced by others; so on and so forth.
The kidneys remove from the blood certain toxic substances that poison it; these substances, dissolved in water, make up the urine which, through special ducts, reaches the bladder and from there goes out.
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