Chapter 7 The Respiratory System 2009 Delmar Cengage

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Chapter 7 The Respiratory System © 2009 Delmar, Cengage Learning

Chapter 7 The Respiratory System © 2009 Delmar, Cengage Learning

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

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

Structures of the Respiratory System © 2009 Delmar, Cengage Learning

Structures of the Respiratory System © 2009 Delmar, Cengage Learning

Structures of the Upper Respiratory Tract © 2009 Delmar, Cengage Learning

Structures of the Upper Respiratory Tract © 2009 Delmar, Cengage Learning

Nose • Primary Functions – Exchanges air during inhaling and exhaling. – Warms, moisturizes,

Nose • Primary Functions – Exchanges air during inhaling and exhaling. – Warms, moisturizes, and filters inhaled air. • Related Combining Forms – nas/o – rhino/o © 2009 Delmar, Cengage Learning

Sinuses • Primary Functions – Provides mucus. – Makes bones of the skull lighter.

Sinuses • Primary Functions – Provides mucus. – Makes bones of the skull lighter. – Aids in sound production. • Related Combining Form – sinus/o © 2009 Delmar, Cengage Learning

Pharynx • Primary Function – Transports air to and from the nose to the

Pharynx • Primary Function – Transports air to and from the nose to the trachea. • Related Combining Form – pharyng/o © 2009 Delmar, Cengage Learning

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

Larynx • Primary Function – Makes speech possible. • Related Combining Form – laryng/o © 2009 Delmar, Cengage Learning

Epiglottis • Primary Function – Closes off the trachea during swallowing. • Related Combining

Epiglottis • Primary Function – Closes off the trachea during swallowing. • Related Combining Form – epiglott/o © 2009 Delmar, Cengage Learning

Trachea • Primary Function – Transports air to and from the pharynx to the

Trachea • Primary Function – Transports air to and from the pharynx to the bronchi. • Related Combining Form – trache/o © 2009 Delmar, Cengage Learning

Bronchi • Primary Function – Transports air from the trachea into the lungs. •

Bronchi • Primary Function – Transports air from the trachea into the lungs. • Related Combining Forms – bronch/o, bronchi/o © 2009 Delmar, Cengage Learning

Alveoli • Primary Function – Air sacs that exchange gases with the pulmonary capillary

Alveoli • Primary Function – Air sacs that exchange gases with the pulmonary capillary blood. • Related Combining Form – alveol/o © 2009 Delmar, Cengage Learning