3: The Excretory System

What are the four organs of the excretory system? 2 Why is the excretory system important to the human body? 3 How do kidneys clean the blood? 4 How is

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respiratory system Flame cells contain cilia that direct water and metabolic wastes to enter the cells and pass into excretory canals The excretory canals join with other canals

succubus system EXCRETORY SYSTEM Page 2 Objective • Define the term excretion and describe how this process helps maintain homeostasis • Name the major metabolic wastes