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Your Immune System When you are infected by a microbe, it takes time for your body to make enough white blood cells with the correct antibody.

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Presentation on theme: "Your Immune System When you are infected by a microbe, it takes time for your body to make enough white blood cells with the correct antibody."— Presentation transcript:

1 Your Immune System When you are infected by a microbe, it takes time for your body to make enough white blood cells with the correct antibody.

2 Signs your Immune system is working:
Coughing Sneezing Fever Sore throat

3 Once the microbe is killed off, your antibodies decrease
Your Immune System Once the microbe is killed off, your antibodies decrease

4 After a second infection by the same microbe, your body makes the correct antibodies much faster

5 Antibiotics Antibiotics are medicines proscribed by doctors when harmful microbes have made you ill

6 Antibiotics – how do they really work?
Some antibiotics stop bacteria from reproducing – they do this by interfering with DNA replication, protein synthesis, etc.

7 Antibiotics – how do they really work?
Other antibiotics kill bacteria – they do this by destroying their cell wall

8 Antibiotics ONLY work against bacteria

9 Vaccines contain a dead or weak form of the disease- causing microbe

10 Vaccines White blood cells make antibodies, so the “recipe” is stored in immune system for when you come into contact with that pathogen

11 Vaccines States require specific vaccines

12

13 Vaccines work against diseases caused by both bacteria and viruses


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