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.

Take a deep breath — here's how the respiratory system works. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The human respiratory ...

The human lung is complex. More than 40 different types of cells comprise the human lung, including epithelial cells, nerve cells, hormone-producing cells, interstitial connective cells, blood cells, ...

In the human lung, alveoli appear at the 15th generation and remain present for generations up to 23. The researchers found a change in flow pattern between the 19th-20th and the 21st-22nd ...

Bullish (Video) Human Respiratory System: Anatomy, Cilia, and Mucus Membrane Function Posted: March 6, 2025 | Last updated: March 6, 2025 The film discusses the anatomical and functional ...

Paulson School of Engineering and Applied Sciences. The human Lung Alveolus Chip is a 2-channel microfluidic culture system in which primary human lung alveolar epithelial cells are cultured in ...

The developing human lung has been mapped in unprecedented ... to create the Developmental Lung Cell Atlas, showing how the respiratory system comes into being. The atlas, published in Cell ...

In the paper, "Immune characterization of a xenogeneic human lung cross-circulation support system," published in Science Advances, the researchers detail how they kept lungs viable for 24 hours.

Because that previous work was concerned with making organoids as models of the human respiratory system, it didn’t include any investigation of the behavior of the cell structures. In general ...