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  1. What is breathing? Why is it important for your body? What are the body parts that help you breathe? Describe the role each part plays in helping your respiratory system do its job. What can affect how well the respiratory system works? What can you do to keep your respiratory system healthy?

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  2. The respiratory system brings fresh air filled with oxygen through your nose and mouth, down your windpipe, and into your lungs. The lungs let the fresh air into your body and collect the used-up air and push it out of the body when you breathe out.

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  3. housand breaths. The organs of your body that allow you to breathe are c. lled your lungs. You have two of them that work together, located in your chest ins. de the rib cage.The main purpose of your lungs is to breathe in good air and bre. the out bad air. The good air contains oxygen, which.

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  4. Objectives: Students will: Learn the path of oxygen through the respiratory system, from the air to the blood and tissues. Learn the path of carbon dioxide through the respiratory system, from the tissues and blood to the air.

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  5. 1) What keeps food from going down our windpipe? 2) What role do red blood cells play in respiration? 3) How are plants our partners in breathing? 4) What is the purpose of the C-shaped rings of tough, rubbery cartilage that are in your trachea? 5) What is the purpose of the mucus in your nose? 6) What muscle allows you to breathe in and out?

  6. The respiratory system includes the nose, throat, voice box, windpipe, and lungs. What do you think makes these parts a body system? What are some factors that influence how well the respiratory system works? Which factors are harmful and which are helpful? What can you do to keep your respiratory system healthy?

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  8. Jun 14, 2018 · The respiratory system comprises tissues and organs that support breathing, including your airways, lungs, and blood vessels. Click for more facts and worksheets in PDF!

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