The alveoli are microscopic, balloon-like structures in the lungs that play a crucial role in respiration. If they are damaged, they may be able to self-repair, but medical attention is key to ...

It further reduces friction during breathing Large surface area - many alveoli are present in the ... There are a few differences between the model and real breathing: The model lacks ribs and ...

The scientists showed that RASCs have stem-cell-like properties enabling them to regenerate other cells that are essential for the normal functioning of alveoli. They also found evidence that ...

Knowing that a particular protein, VEGF, a vascular endothelial growth factor, is crucial for the normal development ... have charted the growth of alveoli and lung capillaries.

The speed of sound was greater through vascular smooth muscle and blood-filled alveoli than through normal alveoli. For more information see the paper by Miura and Yamamoto on page 1760.

Diseases that can affect these airways include: Your airways branch into tiny tubes (bronchioles) that end in clusters of air sacs called alveoli. These air sacs make up most of your lung tissue.