Section 13: Excretion

Learning Objectives
After completing this lesson, you will be able to:

• Define excretion.
• Identify the primary organ systems involved in excretion.
• Describe the basic mechanisms of excretion within each primary organ system involved.

In this section...
Topics include:

• Introduction to Excretion
• Urinary Excretion
• Fecal Excretion
• Exhaled Air
• Other Routes

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