Communicable Disease 3 - Bacteria

This lesson covers:

  1. How bacteria cause disease by producing toxins 
  2. Examples of 'bacterial diseases'
  3. The symptoms, prevention methods, and treatments, of bacterial disease

The terms STD and STI both mean basically the same thing. 


STDSexually Transmitted Disease 

 STI   - Sexually Transmitted Infection

Are bacteria unicellular (made of a single cell) or multicellular (made of many cells)?

Unicellular 

Multicellular 

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True or false? All bacteria cause disease.

True

False

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Are bacteria larger or smaller than animal and plant cells? 

Larger

Smaller

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Bacteria release small proteins called _________. These can damage our cells and are responsible for many of the symptoms of bacterial diseases. 

Antibodies 

Haemoglobin 

Receptors 

Toxins

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Salmonella


rashes / vomiting / food / water / vaccinated / week / day


  1. Salmonella is a bacterial disease spread by consuming contaminated
  2. Chickens and eggs are the foods most commonly infected with salmonella, but in the UK most chickens are against salmonella, so can't transmit the bacteria.
  3. Symptoms include fever, stomach cramps, , and diarrhoea.
  4. The symptoms normally pass within a if the person stays well hydrated. 


food
vaccinated
vomiting
week

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Gonorrhoea is an STD transmitted by sexual contact (such as unprotected sex).


What are the symptoms of gonorrhoea?

(Select all that apply)

Pain when urinating 

Vomiting

Skin rash

Yellow/green discharge from the vagina or penis 

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How can you prevent the spread of gonorrhoea? 

(Select all that apply)

Have a healthy diet

Take the combined oral contraceptive pill

Use a condom 

Avoid unsafe sex

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What is the treatment for gonorrhoea? 

Antibiotics such as penicillin 

Vitamin supplements 

Immunosuppressant medication 

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