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Review Questions
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1.How does internal respiration and external respiration differ?
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2. Explain how oxygen and carbon dioxide travel in the processes of inhalation and exhalation.
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3. What part of the brain controls breathing? How is this control regulated?
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4. What gas has the greatest influence on the control of breathing? Explain why this is so.
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5. What is vital capacity? Would you expect a trained athlete to have a greater or lesser vital capacity than an average person? Explain your answer.
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6. What happens when you hold your breath?
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7. In the order in which air passes through, identify the parts of the respiratory system. Discuss the function of these structures.
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8. Explain the events that occur during the processes of inhaling and exhaling. (i.e. diaphragm, ribs,... etc.)
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9. Define pleura. Explain how it influences the lungs and the breathing process.
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