To remove waste and excess water from the body (urine)
Function of the Excretory System
Organs that filter waste from the blood. They extract toxic substances and form urine.
Urine flows out of the kidneys through these tubes.
The sack where urine is stored before it is released from the body.
The tube through which we expel urine.
The muscle that prevents urine from leaving the bladder before you are ready to urinate.
The tube through which urine flows out of our bodies. It includes the ureters, bladder, and urethra.
The waste liquid that the kidneys extract. It passes through the urinary tract to leave the body.
Another way we rid of waste and excess fluid. A mixture of water and salt that is expelled through pores in the skin.
The holes in the skin by which sweat leaves the body.