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.

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation:

the water is warmed up by the sun and then it evaporates into the atmosphere. the sunlight warms the water by its heat. water is then cooled down and condensation takes place. the water then finally returns back to the earth by the process of precipitation in the form of rain or ice.

explanation:

d. groundwater flows through the subsoil and deposits minerals.