Kidney is a
couple organ inside the abdomen, its form is like a nut, dark red color. Its
location is in the abdomen, close to posterior vertebra, inside the peritoneum
and back muscle. Kidney has adrenal gland on it, but that gland has different
function with kidney especially in urine elimination. Kidney structure consist
of fibrous tissue that cover the kidney from the outside, and cortex as the
outter layer, and medulla as the inner layer. Kidney structure consist of
1.000.000 nephron as kidney function unit.
Every nephron
consist capillary (Malpighi body or glomerulus) and tubules. Kidney has an
important role in fluid and electrolyte balance. Kidney filters waste product
from the blood to be urine.

