Excretory System
Treemap
Waste Removed

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Four Parts of The Excretory System

• Digestive SystemThe Digestive System parts are the mouth, esophagus, the liver, the gallbladder, the stomach, the pancreas, the small intestine, the large intestine, and the rectum.

• Urinary SystemThe Urinary System gets rid of ammonia. Parts of this system are your kidneys, the ureters, the bladder and the urethra.

• Respritory SystemThe Respatory System takes out carbon dioxide through the lungs. Its parts include your nose or your mouth, the trachea, the bronchiole tubes, the lungs, and the alveoli.

• Integumentary SystemThe Integumentary System takes out water, salt, and other waste through holes in your skin called pores.

Excretory System Think Maps

Science Project for Mr. Rojas
by Elena Miranda
Ms. Gangi-Hall
December 12, 2011