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Respiratory System

Respiratory System. Mr. Gerlach’s 7 th Grade Health Education. Respiratory System. Defn: Brings oxygen into the body and removes carbon dioxide and other gases. Activity on Lung Capacity !. Who has the best lung capacity in the class? Balloon activity 2 liter activity.

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Respiratory System

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  1. Respiratory System Mr. Gerlach’s 7th Grade Health Education

  2. Respiratory System • Defn: Brings oxygen into the body and removes carbon dioxide and other gases.

  3. Activity on Lung Capacity ! • Who has the best lung capacity in the class? • Balloon activity • 2 liter activity

  4. Nasal Cavity – Where air enters the body Mouth – Where air enters the body Pharynx – Another name for the throat cavity Larynx – Voice Box Parts of the Respiratory System

  5. Epiglottis – The flap of skin that covers the trachea. Trachea – Directs air into the lungs. Parts of the Respiratory System

  6. Bronchi – Passages through which air enters the lungs Lungs – Transfer oxygen into the blood and remove carbon dioxide from the lungs Parts of the Respiratory System

  7. Pleura – The outer lining of the lungs Parts of the Respiratory System

  8. Diaphragm – A large dome shaped muscle that separates the lungs from the abdomen Parts of the Respiratory System

  9. Bronchial tubes – Tubes running from the trachea to the lungs Parts of the Respiratory System

  10. Parts of the Respiratory System • Alveoli – Tiny air sacs in the lungs

  11. Respiration in Action • Respiration in Action

  12. Problems of the Respiratory System • Flu / Colds: Caused by a virus; cough, runny nose, aches fever • Tuberculosis: Bacterial lung infection • Allergies: Sneezing, itchy eyes, runny nose, hives; caused by a reaction to a substance • Pneumonia: Lung infection by bacteria or viruses; fever, chest pain, difficulty breathing

  13. Lung Cancer: Alveoli destroyed; often caused by smoking Graphic Picture!!! Problems of the Respiratory System

  14. Problems of the Respiratory System • Emphysema: Alveoli destroyed; extreme difficulty breathing; often fatal

  15. Bronchitis: Swelling of the bronchi due to infection; cough fever, tightness in chest Asthma: Bronchial swelling and blockage; wheezing, short breath, coughing Health Animations - Diseases and Conditions - Asthma Problems of the Respiratory System

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