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How do pathogens cause disease?
To cause disease they must gain entry to the host.
And the journey from pathogens to the host is called "Route of transmission"
What are the symptoms of CJD?
Loss of intellect and memory Change in personality Loss of balance and co-ordination Slurred speech Vision problems and blindness
Abnormal jerking movements Progressive loss of brain function and mobility
What are prions?
They are a type of abnormal protein.
They are bits of mis-fold protein that have the ability to spread and make other normal proteins mis-fold
What disease are prions linked to?
'Creutzfeldt-Jakob Disease’(CJD)
What are 2 modes of transmission?
Direct contact and indirect contact
What are the 5 signs of inflammation?
1. Redness
2. Heat
3. Swelling
4. Pain
5. Loss of function
What do prions cause?
They cause holes to form in the brain, it can get progressively worse and cause brain damage
What are the 4 main types of CJD disease?
1. Sporadic CJD - from prions
2. Variant CJD - from infected cow
3. Familial CJD - genetics
4. Iatrogenic CJD - from medical/surgical equipment
What are the 2 main forms of fungi?
Yeast & mould
What shape is lactobacilli?
Rod shaped with round ends
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