Communicable Diseases Flashcards
1
Q
What is a communicable disease?
A
A disease that can be spread amongst organisms
2
Q
How can the spread of communicable diseases be prevented?
A
- covering mouth/nose
- not touching infected people or objects
- using protection during sex
- not sharing needles as diseases such as HIV can be passed through blood
- wash hands
- cook food properly
- drink clean water
- protect yourself from insect bites
3
Q
How is the spread of disease amongst plants and animals controlled?
A
- diseased plant material is burned
- animals may be treated or slaughtered
- livestock cannot be moved
- chemical dips are installed to kill pathogens on footwear
4
Q
What are pathogens?
A
Microorganisms which cause disease when they enter an organism
5
Q
How can pathogens spread between animals?
A
Through respiratory system
Through digestive system
Through reproductive system
Through cuts in skin
6
Q
How do pathogens cause disease?
A
They can cause cell damage
They can release toxic waste products which may create more symptoms
