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What Are Germs? Germs are tiny microscopic organisms that can cause disease. What Types of Germs Are There? There are four major types of germs: bacteria,

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Presentation on theme: "What Are Germs? Germs are tiny microscopic organisms that can cause disease. What Types of Germs Are There? There are four major types of germs: bacteria,"— Presentation transcript:

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2 What Are Germs? Germs are tiny microscopic organisms that can cause disease. What Types of Germs Are There? There are four major types of germs: bacteria, viruses, fungi, and protozoa. What Do Germs Do? Once germs invade our bodies, they snuggle in for a longstay. They are PARASITE, they draw energy from their hosts. As they gobble up nutrients and energy, they produce wastes of their own called TOXINS. Toxins cause symptoms of common infections like fevers, sniffles, rashes, coughing, vomiting, and diarrhea.

3 BACTERIA Tiny single celled creatures that can reproduce outside of our bodies or within our bodies. Cause infections. Not all bacteria are bad. Some live in our intestines and help us use the nutrients in food.

4 Conjunctivitis or Pinkeye is a common eye inflammation caused by a bacteria. You can catch it just by touching and infected person or surface. If you then touch your eyes, the infection can be spread to you. Cure – You will need to see a doctor for a prescription. Don’t wait. It is very contagious. Avoid catching Conjunctivitis – Symptoms – red, itchy crusty or gooey, irritated eyes. Wash your hands often with warm, soapy water

5 Strep Throat is a contagious disease caused by the streptococci bacteria. Symptoms – Red sore throat with white patches, trouble swallowing, swollen glands, enlarged, red tonsils, headache, fever, and maybe a rash You catch strep throat because Streptococci bacteria hang out in the nose and throat. Sneezing, coughing, or shaking hands can easily scatter the strep to others as well as touching books, doorknobs, tables, etc. Cure – You will need to see a doctor to get a throat culture. It tells what type of bacteria is infecting your throat. Usually your doctor will give you a prescription for antibiotics Wash your hands often with warm, soapy water

6 FUNGI Multi-celled plant-like organisms. Unlike plants, fungi cannot produce their own food from photosynthesis. Fungi get nutrition from other plants, food, and animals. They thrive in damp, warm environments. Most are not dangerous. They can cause athlete’s foot, ringworm, rashes or allergies.

7 PROTOZOA One-celled organisms like bacteria. Protozoa (protest) love moisture and spread through contaminated water. Cause intestinal infections that lead to diarrhea, nausea, and belly pain

8 VIRUSES Depend upon a host to survive, grow, and reproduce. Once inside a body, viruses can spread and make organisms very sick. They cause Chicken pox, Measles, Flu, Conjunctivitis (pink eye), Ebola, HIV and many other diseases in people.

9 A cold is an infection of the upper respiratory system. It is caused by a virus. There are over 200 kinds of viruses. The RHINOVIRUS is the most common cold virus. You catch a cold when a virus docks or lands and sticks to the inside of you nose like a small spaceship attaching to a mother ship! Symptoms – Mucus, red and runny nose, sneezing, hoarseness, sore muscles, feeling tired There is no cure so to prevent catching a cold- Wash your hands often with warm, soapy water

10 Flu is a common name for influenza, a virus that attacks the respiratory system. There are 3 types of flu virus Type A, Type B and a rare form that produces mild symptoms, Type C. Flu virus mutates or changes each year so it is hard for your body to produce antibodies. Flu virus is very contagious and people can pass the virus before they even know they are sick. Coughing, sneezing or even talking may be enough to send the virus to others. Symptoms – fever, headache, chills, dry cough, feeling tired, and loss of appetite Flue may cause vomiting, stomach pain, and diarrhea

11 Cure – Antibiotics don’t work so you probably won’t need to see a doctor Rest in bed, drink lots of water & juice. Take acetaminophen, such as Tylenol or ibuprofen, such as Motrin. Do NOT take aspirin because it increases the risk of a very serious illness that leads to liver failure. Flu viruses are very contagious so STAY HOME FROM SCHOOL! From December to April, all across the United States, as many as 90 million people come down with the flu each year. In a bad outbreak as many as 50% of the people in an area can become sick.

12 When a person sneezes, droplets from the mouth and nose spread at a rate of up to 100 miles per hour! When most of the droplets evaporate, thousands of germ-carrying particles are left floating in the air!

13 How Can You Protect Yourself From Germs? Germs spread through the air in sneezes and coughs or mix with body fluids like sweat, saliva, and blood. Remember the two words germs fear – SOAP and WATER. Always wash after using the bathroom, before you prepare and eat food, after you handle money, after playing with pets or visiting a sick friend, and when you sneeze, cough, or blow your nose. Cover your nose and mouth when you sneeze and cover your mouth when you cough to keep from spreading germs. Use tissues, your sleeves, or the collar of your shirt to catch sneezes. The best was to protect yourself is to avoid those things. Wash your hands often with warm, soapy water

14 Ebola - virus that originated from fruit bats in the Congo (Africa) - First appeared in 1976 - Affects humans, monkeys, gorillas and chimpanzees

15 How People Become Infected DIRECT CONTACT through broken skin (body fluids) with an infected person. Infection can also occur if broken skin comes in contact with the contaminated environment of an Ebola patient (clothing or bed linens)

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18 Treatment?

19 Intensive Care (I.C.U.) Lots of fluids (I.V.) Rest Most importantly, STRICT ISOLATION!

20 Just like all germs…. Wash your hands often Keep your hands away from your face Cover your sneeze and your cough

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22 Exit Questions 1.How is treating a virus different from treating a sickness caused by bacteria? 2.What is the main way a virus enters your body? 3.Is a virus living?


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