The air that enters the nasal cavity flows down the trachea. The trachea has a number of adaptations: cartilage rings in the walls of the trachea help to keep it open ciliated epithelium and ...

Medically reviewed by Jurairat J. Molina, MD A chest X-ray cannot diagnose asthma but can provide valuable information during ...

To investigate the different kinds of lungs the team used CT scans to look at the lung cavities of four modern crocodilians and 29 modern birds and compare their structure with those of 16 different ...

The sixth rib is removed to provide access, and the space between the lung and chest cavity is carefully dissected—a process of separating tissues to expose and address affected areas. The tumor is ...