This 1930s educational film provides a detailed exploration of the respiratory and excretory systems, combining live-action demonstrations, animations, and intertitles to illustrate human anatomy ...

Keywords nose, throat, ears, anatomy, health, mucus membrane, infections, hearing loss, medical advice, tonsils, epiglottis Email us at [email protected] if you have questions about the footage ...

As a consequence to this respiratory paradox, highly trained athletes may develop intrathoracic and extrathoracic obstruction, expiratory flow limitation, respiratory muscle fatigue and ...