The film discusses the anatomical and functional significance of the nose, throat, and ears from a medical perspective. It ...

There are a number of similarities and differences between the model and the actual respiratory system. Structure Similarities Differences Glass tube/trachea Allows air to pass through ...

Just as tree branches end in leaves, the lung's branches culminate in delicate, leaf-like structures called alveoli, where gases are exchanged. "Those alveoli in the deeper airways make the surface ...

This air helps to keep the lungs partially inflated to protect the microscopic structures from being damaged. These volumes can be seen in this spirometry trace. During exercise, tidal volume ...