Question

write a note on renal calculi . 12th science Biology

Answer 1

it is a kidney stone  typically form in the kidney and leave the body in the urine stream. A small stone may pass without causing symptoms. If a stone grows to more than 5 millimeters (0.2 in) it can cause blockage of the ureter resulting in severe pain in the lower back or abdomen.

Answer 2

A small, hard deposit that forms in the kidneys and is often painful when passed.

Kidney stones are hard deposits of minerals and acid salts that stick together in concentrated urine.

They can be painful when passing through the urinary tract, but usually don't cause permanent damage

#khushi here✔️