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 and ...

Respiratory diseases are a challenging problem to treat. Inhalable medicines are a promising solution that depend on the ability to deliver tiny particles known as aerosols to the correct location in ...

Alveoli are the basic functional units of the human respiratory system, acting as tiny air sacs that exchange gases. Air inhaled through the mouth and nose flows into the lungs through the branched ...

The respiratory system is responsible for the exchange of carbon dioxide and oxygen in the human body. This system also helps remove metabolic waste products and keep pH levels in check. The major ...