Question

during breathing, friction between the pleural membranes is prevented by: plasma tissue fluid pulmonary surfactant pleural fluid or serous fluid question 13 the cessation of smoking all of the choices can reduce the risk of stillbirth improves lung functioning reduces the chance of cancer reduces the chance of coronary disease

Explanation:

The pleural membranes are lubricated by pleural fluid (serous fluid) which reduces friction during breathing. Smoking cessation has multiple health - benefits including reducing stillbirth risk, improving lung function, decreasing cancer and coronary disease chances.

Answer:

1. pleural fluid or serous fluid
2. all of the choices