The Excretory System. How Our Body Eliminates Wastes. Excretory System – removes excess water, H2O, urea, carbon dioxide, CO2, and other wastes from our blood. Waste. Wastes that are removed include carbon dioxide, water, salt, urea and uric acid .
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How Our Body Eliminates Wastes
Think – Pair – Share:
Can you guess how these structures are a part of the excretory system?
Kidneys – filter wastes and excess water from the blood.
Ureters – tubes that take urine from the kidney to the urinary bladder.
Urinary Bladder – a sack that stores urine.
Urethra – small tube that leads urine out of the body.
Urine from the kidneys goes to the Ureter, then moves to bladder to be expelled from the body.
Doctors analyze urine for disease; bladder to be expelled from the body.