How do lungs work? - Emma Bryce

Видео How do lungs work? - Emma Bryce

Take a journey into the lungs to see how the respiratory system and automatic nervous system work together to keep us alive and breathing. -- When you breathe you transport oxygen to the bodys cells to keep them working while also clearing..., видео от 2023-11-17 загрузил на rutube Уборка с умом и заботой...