3. Explain how breathing rate is controlled. Include the role of carbon dioxide and the medulla oblongata (brain area). 4. Discuss the relationship between the alveoli and capillaries.
5. Discuss the function and importance of the ciliated epithelium lining the respiratory passages. Include the effects of smoking on this tissue.
6. Describe the workings of the larynx.
7. Describe one inherited disorder of the respiratory system.