Dr John Campbell
@campbellteaching·3.3M subscribers·3.1K videos
Respiratory System 9, Cilia
Posted
March 28, 2019
Views
9,667
Likes
214
Comments
14
Engagement
2.36%
March 28, 2019
9,667
214
14
2.36%
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9:30Now PlayingIntroductory talk about the cilia, lining the respiratory epithelium. After you have watched the video, have a go at these MCQs
The function of the cilia is to;
a. move mucus from the trachea into the bronchial passages
b. move mucus from the bronchial passages into the trachea
c. produce mucus to protect the lining of the airways
d. prevent the lining of the airways from drying out
Which of the following statements is false?
a. the mucociliary clearance system is part of the acquired immune response mechanism.
b. cilia are able to move by virtue of powered internal filaments
c. a ciliated cell normally projects about 200 cilia from its surface
d. a typical cilium is about 7 micrometres long
Which of the following statements is false?
a. cilia are present at birth
b. during the first 2 years of life there is geometric growth of the bronchial tree
c. during the first 2 years of life there is significant increase in the number of alveoli in the left lung
d. during the first 2 years of life there is a great increase in the number of larger bronchial passages
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