Alveoli and alveolar sacs form structures similar in appearance to a cluster of grapes, where each small grape is an alveolus within an alveolar sac
Alveoli allow oxygen to enter the blood They are very thin to let oxygen move from the lungs to the blood vessels, and for carbon dioxide to be Alveoli are an important part of the respiratory system whose function it is to exchange oxygen Bronchial tree (
ราคา บอล ล ล่าสุด Alveoli represent the major sites of gas exchange Their presence increases the surface area of the lung to maximize gas exchange, much like villi and Alveoli are found within the lung parenchyma and are found at the terminal ends of the respiratory tree, clustered around alveolar sacs and
