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Smell taste and touch
- 1. UNIT 1: The Human Body PARTII: Smell, taste and Touch
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- 4. We smell withour nose Our nose is the organ we use to smell
- 5. We can smell about10.000 different odours
- 6. How do wesmell? Air enters the nose through the nostrils Nostrils 1 Nostrils
- 7. 2 The olfactorynerve sends information to our brain which tells us what we can smell
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- 14. Our tongue is the organwe use to taste
- 15. Nerves send information about the differenttastes to the brain
- 16. Our tongue iscovered in taste buds. These identify different tastes.
- 17. We can identify4 tastes:
- 18. We can identify4 tastes:
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- 20. We can identify4 tastes:
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- 22. We can identify4 tastes:
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- 24. We can identify4 tastes:
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- 26. Which one issalty?
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- 28. Which one issour?
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- 30. Which one isbitter?
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- 32. Which one issweet?
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- 35. Our skin is theorgan we use to touch
- 37. Skin tells usif the object feels: Soft or Hard Hot or Cold Rough or Smooth
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- 41. Sensory nerves send this informationto the brain
- 42. Our skin is likea wrapper. It keeps out harmful germs and dirt. Wrapper
- 44. But we notonly feel with the hands…
- 45. Differences in hairand skin colour are normal and make each of us unique.