What is the symptoms of kidney stone? Is kidney stone dangerous?
Kidney Stones Except for the brain , the kidney is man's most sophisticated, discriminating, and intricately developed organ. At any time approximately one fifth of the entire blood supply is flowing through the two kidneys. The kidneys take from the blood passing through them those products which in their judgment are best removed and retain those that the body still requires. In this way the kidneys control the composition of the blood and of man's internal chemistry. The components which are not retained in the blood are passed out of the kidney filter complex as urine. The urine is formed in the kidney. Each kidney passes its urine into a long thin muscular channel, the ureter, by which it is conveyed into the bladder. Urine is temporarily stored in the bladder before being voluntarily voided to the outside world. It has been repeatedly demonstrated that the composition of the blood is determined not by what the mouth takes in but by what the kidneys retain. If the ...