Keeping the airways clean 5.0 / 5 based on 2 ratings ? BiologyRespiration and exerciseIGCSEAQA Created by: Nicole DCreated on: 19-12-13 10:57 Keeping the airways clean 6 Questions 1 of 7 What are the 2 types of cell lining the trachea? Epithelial cells and Goblet cells 2 of 7 What do these cells have the ability to produce? A sticky liquid called mucus 3 of 7 What is the function of the mucus? Traps all of the dust and bacteria 4 of 7 What are the hair-like structures which cover other cells called? Cilia 5 of 7 What is the function of the cilia? All cilia goes in one direction ; Wafts the mucus to the back of the throat 6 of 7 What happens to the mucus once the cilia has done this? It can either be swallowed or excreted through the mouth using 'elevator action' 7 of 7
Comments
No comments have yet been made