CK-12 Foundation
Ck 12: Biology: Respiratory System Diseases
[Free Registration/Login may be required to access all resource tools.] Discusses some diseases of the respiratory system.
CK-12 Foundation
Ck 12: Life Science: Respiratory System Diseases
[Free Registration/Login may be required to access all resource tools.] Respiratory diseases are diseases of the lungs, bronchial tubes, trachea, nose, and throat. These diseases can range from a mild cold to a severe case of pneumonia....