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Unformatted text preview: defined? Understand how the microanatomy of air tubes changes as one moves from bronchi to bronchioles to alveoli (e.g. – what happens to the cartilage and smooth muscle in the walls, what happens to the cilia, and what happens to the goblet cells in the epithelia?). How does asthma affect the structures in the walls of air tubes? Know the names of the air tubes in the respiratory zone (this is review from Lecture 31). What exactly is an alveolus ? What cell types are present in its wall? What is a dust cell and what does it do? What is surfactant and why is it important? How is surfactant related to breathing problems in premature babies? Know the three layers that make up the respiratory membrane ? What phenomenon occurs at this membrane?...
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This document was uploaded on 01/25/2011.
- Fall '09