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 ...

To track the course of inhaled microplastics and their even smaller counterparts, nanoplastics, the study authors constructed a detailed computer model of the human respiratory system from the nose to ...

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 ...

The miniature lung provides insights into specific lung function and pathology, allowing doctors to design precise therapies according to patients’ genetic makeup. A breathing lung on a microchip? A ...

A novel 3D-cell culture method enables the rapid production of genetically identical ‘lung buds’ for the investigation of respiratory diseases, providing new insights into the pathogenesis of COVID-19 ...