Question

How the kidneys filter wastes from the blood?

Answer 1

Each of your kidneys is made up of about a million filtering units called nephrons.

Each nephron includes a filter,

called the glomerulus, and a tubule. The nephrons work through a two-step process:

the glomerulus filters your blood,

and the tubule returns needed substances to your blood and removes wastes

Answer 2

Each of your kidneys is made up of about a million filtering units called nephrons. Each nephron includes a filter, called the glomerulus, and a tubule. The nephrons work through a two-step process: the glomerulus filters your blood, and the tubule returns needed substances to your blood and removes wastes.