1. Imagine you are a red blood cell. You are just finishing your journey through the vena cava and are about to enter the heart. Tell me what path you would take through the heart to get to the lungs – what would happen in the lungs – and then how you would continue to get to the body! You may do this in a paragraph, draw a diagram, or use the arrows that I typically use.
September 7, 2021SCI: 115 Week 8 Discussion,” 
September 7, 2021
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Answer the following 3 questions regarding this case study: Briefly describe the respiratory system. What main components in cigarettes affect the respiratory system? Explain the effect of 2 compounds on specific organs, cells, and processes in the respiratory system. There are alternate mechanisms of transporting carbon dioxide (CO2) and oxygen (O2) in the blood. Explain how smoking might lead to increased levels of carbon dioxide in the blood. Can smoking affect other organ systems of the body? Give specific examples, and briefly explain your answer.
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