The lipid rich substance that helps to keep alveoli open:

Question

Quizplus · Accepted Answer

Surfactant is a lipid-rich substance that reduces surface tension within the alveoli of the lungs. This helps to prevent their collapse during exhalation and allows for more efficient gas exchange. Pleura is a membrane that forms the lining of the lungs and chest cavity. Phlegm is a thick, sticky substance produced by the respiratory tract in response to inflammation or infection. Silicon is not involved in lung function.

The Lipid Rich Substance That Helps to Keep Alveoli Open