Keeping Healthy in A World Of Microbes

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Keeping Healthy in A World Of Microbes

  1. 1. KEEPING HEALTHY In a World Of Microbes
  2. 2. Diseases And Lifestyle Is there any correlation? Discuss and make notes
  3. 3. Look at these Unwanted guest & Unfriendly Invaders called MICROBES <ul><li>BACTERIA </li></ul><ul><li>FUNGI </li></ul><ul><li>VIRUSES </li></ul><ul><li>Which is the odd one out? And Why? </li></ul>Discuss and make note of answers in your science book
  4. 4. VIRUSES
  5. 5. Microorganisms And Disease Did You Know? <ul><li>A microorganism is any organism you can only see with a microscope. </li></ul><ul><li>Most microorganisms are harmless </li></ul><ul><li>The around your classroom is full of microbes. </li></ul><ul><li>Your body and that of your teacher is covered in microbes. </li></ul><ul><li>Feeling ill? If harmful microorganisms invade your body they quickly multiply and take over your body and make you feel ill. </li></ul><ul><li>Bacteria and fungi can reproduce on their own. </li></ul><ul><li>Antibiotics do not affect or kill viruses in your body </li></ul><ul><li>Sneezing releases millions of microbes held hostage in your body and by your body </li></ul>
  6. 6. MICROBES AND SYMPTOMS Discuss the answers to the following in small groups of not more than 3 and make note of answers in your science book <ul><li>What does the word SYMPTOM mean? </li></ul><ul><li>What is the link between Microbes and Symptoms? </li></ul>
  7. 7. SYMPTOMS The effects of microorganisms or microbes in your body are called symptoms I Need To know Microbes are –Viruses, Fungi and Bacteria
  8. 8. Microbes And Symptoms Obviously there is a link between microbes and symptoms. Sadly symptoms are the effects of microbes on your body.
  9. 9. Diseases And Symptoms Say whether you think the following information about Diseases And Symptoms are True, False Or Not Sure <ul><li>Redness and pus are evidence that shows Sam’s body is fighting infection. </li></ul><ul><li>Measles is a contagious infection caused by a virus. </li></ul><ul><li>Measles is spread very easily from person to person, when droplets of the virus are circulated through the air from an infected person coughing or sneezing. </li></ul><ul><li>Once you have had measles you will develop an immunity to it and will not contract it again. </li></ul><ul><li>Pus formed on Sam’s body was caused by broken cells, dead bacteria and white blood cells. </li></ul><ul><li>White blood cells in Natalie’s body can stop bacteria from reproducing by digesting the bacteria. </li></ul><ul><li>Measles is a contagious infection caused by a bacteria. </li></ul><ul><li>Yara has been ill for a few days. His infection is caused by a virus. He needs to take antibiotics to be well again. </li></ul><ul><li>As measles is a virus, there is no specific treatment to cure the infection. </li></ul><ul><li>Measles is easily prevented by having a vaccine normally given to babies between 12-15 months. </li></ul><ul><li>Uncle Dave was refused antibiotics by his doctor and pharmacist when he had HIV because antibiotics are chemicals that kill bacteria and fungi. </li></ul><ul><li>Parts of your body that fights infection are called immune system. </li></ul><ul><li>White blood cells are not parts of your immune system. </li></ul>
  10. 10. Write down seven ways that microorganisms can get into your body.
  11. 11. People touch these things while doing their routine work (example like you in the science lab) without thinking much about it and with the same hands touch their face, eyes, nose and sometimes eat food too. While performing these acts, the germs and bacteria get into the body, causing several diseases.

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