Term
| How can people change their lifestyle to help lower their blood cholestrol levels? |
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Definition
| The food contains energy, and any excess energy is stored in the body as fat. So they could eat less food and exercise more. |
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Term
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Definition
| Pathogens are microorganisms and are typically bacteria and viruses, they can cause infectious diseases. |
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Term
| Why do pathogens make you feel ill? |
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Definition
| Because they release posions (TOXINS) into your body. |
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Term
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Definition
| He found out that infections can be transferred person to person in a hospital because people never washed their hands. |
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Term
| What prevents pathogens from entering the body? |
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Definition
| Skin, mucus and stomach acid. |
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Term
| How do white blood cells defend the body from pathogens? |
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Definition
1. Digest and destroy them.
2. Produce antibodies
3. Produce antitoxins to fight against the toxin being produced from the pathogens.
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Term
| Why dont antibiotics have no effect on viruses? |
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Definition
| Because they reproduce in the body cells, so any treatment could lead to also damage the body cells. |
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Term
| Why do pathogens spread so quickly? |
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Definition
| Because not many people are immune to certain diseases. |
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Term
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Definition
| A disease spread in one country. |
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Term
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Definition
| When a disease is spreads in more than one country. |
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Term
Why has bacteria became resistant towards medicine to cure MRSA?
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Definition
| Because it has evolved through natural selection, so they MRSA and other bacteria have become resistant to common antibiotics. |
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Term
Why should you prevent a disease through a vaccination?
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Definition
| Because viruses are difficult to treat so its better to just prevent them by a vaccination, so you become immune to the virus. |
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Term
| What are the advantages of vaccination? |
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Definition
| You are immune to the virus. |
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Term
| What are the disadvantages of vaccination? |
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Definition
| May cause severe or mild, short term or long term side affects which could leave you deaf or even dead. |
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Term
| Why should there always be development of medicines? |
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Definition
| Because if overdoses of medicines can cause the pathogens to be immune to them as they are stronger than the antibiotics. |
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