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makemegenius – Full of ingredients to make your child a genius.

www.makemegenius.com – Full of ingredients to make your child a genius. “Don’t make me read, make me understand “. Being Healthy. The Respiratory System. Gas exchange happens in the lungs. You have 2 lungs, situated in your upper thorax / chest

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makemegenius – Full of ingredients to make your child a genius.

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  1. www.makemegenius.com– Full of ingredients to make your child a genius. “Don’t make me read, make me understand “

  2. Being Healthy

  3. The Respiratory System • Gas exchange happens in the lungs. • You have 2 lungs, situated in your upper thorax / chest • Here, oxygen and carbon dioxide are exchanged – oxygen is needed for life and carbon dioxide is got rid of when we breathe out.

  4. How do we breathe? Mouth  Windpipe/trachea  bronchi  bronchioles  alveoli  blood

  5. Inhalation (When we breathe in we inhale)

  6. Exhalation (When we breathe out we exhale)

  7. Exchanging gases

  8. The Alveoli Oxygen makes its way into thousands of special air sacs collectively called the ALVEOLI. The outside of the alveoli is covered with tiny blood vessels.

  9. The Alveolus One of these alveoli is called the ALVEOLUS. This is where the oxygen is transferred into the blood and carbon dioxide moves out of the blood. If all these alveoli flattened and spread out onto the floor, they would cover an area the size of a tennis court!

  10. Comparing inhaled and exhaled air Inhaled Air Exhaled Air Nitrogen (78%) Oxygen (20.71%) Carbon Dioxide (0.1%) Other Nitrogen (75.5%) Oxygen (14.6%) Carbon Dioxide (4%) Other What are the big differences between inhaled and exhaled air? How could you test for these? …… water vapour. There is another difference……

  11. Lets take a closer look (avi)

  12. Backup of as wmv file

  13. Thanks Submitted by HarshitPandey St. johns Public School

  14. If you also want to share your own or your kid’s presentation(ppt) please send it on info@makemegenius.com

  15. If you also want to share your own or your kid’s presentation(ppt) please send it on info@makemegenius.com

  16. www.makemegenius.com– Full of ingredients to make your child a genius. “Don’t make me read, make me understand “

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