Glencoe Health © 2007

Introduction:
You may rarely think about breathing, but after this activity, you should be able to describe the respiratory process. You will also learn more about the different parts of the respiratory system and how your body protects itself from foreign bodies such as dust, bacteria, and viruses.

Links to Explore:
Inside the Human Body: The Respiratory System
http://www.lung.ca/children/grades7_12/respiratory/respiratory_system.html

Directions:

• Click on the link and read the page on the Respiratory System.
• Then answer the following questions:

1.			Describe the breathing process.
2.			What is the epiglottis and what function does it perform?
3.			Which part of the respiratory system contains the vocal cords?
4.			What connects the mouth and the throat to the stomach?
5.			How do cilia and mucus work together to remove unwanted matter from the lungs?