Communicable Disease Flashcards
(28 cards)
What is a pathogen?
Microorganisms that enter the body and cause disease
cause communicable disease
Who can be attacked by pathogens?
Both plants and animals
What is communicable disease?
Disease that can be spread
What is bacteria?
Very small cells that can reproduce inside your body, they can make you feel ill by producing toxins (poisons)
What is a virus?
They are not cells, they can reproduce rapidly. they live inside your cells and replicate themselves. The cell will burst releasing the viruses
What makes someone ill from a virus?
Cell damage
What is a protist?
All eukaryotes. Some are Parasites which can live in an organism Which causes damage, transferred by vectors.
Name the three viral diseases
Measles, Hiv and TMV
How is measles spread?
Droplets, sneezing/coughing from infected person
How can you tell someone has measles
Red rash on skin, fever
What is HIV
Asexual contact virus or by exchanging bodily fluids like blood(needles)
What does HIV do?
Attacks immune cells, gives flu like symptoms
What is TMV?
Tobacco mosaic virus, effects plants causes a mosaic pattern on the leaves, cant carry out photosynthesis
Name a protist disease
Malaria
What is Malaria?
A life cycle in mosquitos it causes repeating fever, it can be fatal
How can the spread of Malaria by mosquitos by reduced?
Stopping mosquitos from breeding
How can people be protected from Malaria?
insecticides or mosquito nets
Name a fungal disease
Rose black spots
What is rose black spots
a fungus which puts purple or black spots to develop on leaves or rose plants
What is the result of rose black spots on leaves?
causes less photosynthesis from happening
How is rose black spots spread?
Wind or water
How can rose black spots be treated?
Using fungicides or stripping the contaminated leaves
What is Salmonella?
Bacteria, which causes food poisoning
What are the results of Salmonella?
Fever, stomach cramps, diarrhoea, vommiting
