1. The Respiratory System
Chapter 7
The Respiratory System

2. Overview of Structures, Combining Forms, and Functions
© 2009 Delmar, Cengage Learning

3. Structures of the Respiratory System

4. Structures of the Upper Respiratory Tract

5. Nose Primary Functions Related Combining Forms
Exchanges air during inhaling and exhaling.
Warms, moisturizes, and filters inhaled air.
Related Combining Forms
nas/o
rhino/o

6. Sinuses Primary Functions Related Combining Form Provides mucus.
Makes bones of the skull lighter.
Aids in sound production.
Related Combining Form
sinus/o

7. Pharynx Primary Function Related Combining Form
Transports air to and from the nose to the trachea.
Related Combining Form
pharyng/o

8. Larynx Primary Function Related Combining Form Makes speech possible.
laryng/o

9. Epiglottis Primary Function Related Combining Form
Closes off the trachea during swallowing.
Related Combining Form
epiglott/o

10. Trachea Primary Function Related Combining Form
Transports air to and from the pharynx to the bronchi.
Related Combining Form
trache/o

11. Bronchi Primary Function Related Combining Forms
Transports air from the trachea into the lungs.
Related Combining Forms
bronch/o, bronchi/o

12. Alveoli Primary Function Related Combining Form
Air sacs that exchange gases with the pulmonary capillary blood.
Related Combining Form
alveol/o