These club cells secrete glycosaminoglycans which protect the bronchiolar epithelium.
棒状细胞能分泌糖胺聚糖,来保护细支气管内膜。
英语百科
Respiratory epithelium
(重定向自Bronchiolar epithelium)
Respiratory epithelium is a type of epithelium found lining the respiratory tract, where it serves to moisten and protect the airways. It also functions as a barrier to potential pathogens and foreign particles, preventing infection and tissue injury by action of the mucociliary escalator.