Liver.
With the exception of the brain, the liver is one of the most complex organs in the body. It has over 500 functions, most of which are essential for sustaining life.
The functions of the liver include: filtering toxins from the blood , producing important chemicals, such as proteins and hormones, producing blood-clotting agents that can help to prevent excessive bleeding, regulating cholesterol levels in the blood, helping to fight infection and disease, and storing energy for use when the body needs an immediate energy boost.
For waste filtering, the kidneys. The liver filters blood, too, but not of wastes.
The kidney filters the blood of the frog.
The urinary system filters waste from the blood. This waste includes urea, excess salts, and other toxins that are excreted as urine through the kidneys.
your lungs
urinary system
Kidney filters waste from blood in human.Kidneykidneys
urine and wacth
A sieve.
The kidney is the organ that filters waste from the blood. Millions of tiny structures called nephrons in the kidneys help in the filtration process by removing waste and excess substances from the blood to form urine.
filters the blood of waste
Excretory system
The kidneys in the urinary system filters waste from the blood.