Diseases, Prevention and the Immune System Flashcards
What type of pathogen causes ring rot? (+name for bonus)
Bacteria
Clavibacter michiganensis
What does ring rot infect?
Potatoes, tomatoes and aubergines
What are the effects of ring rot?
- damages leaves, tubers and fruit
What type of pathogen is tobacco mosaic virus?
Virus
What does tobacco mosaic infect?
Tobacco plants and around 150 other species including tomatoes, peppers, cucumbers, petunias and delphiniums
What are the effects of tobacco mosaic virus?
- damages leaves, flowers and fruit
- stunts growth
- reduces yield
What type of pathogen causes late blight? (+ name for bonus)
Protoctist
Phytophthora infestans
What does late blight infect?
Potatoes, tomatoes
What are the effects of late blight?
- destroys leaves, tubers ad fruit
What type of pathogen causes black sigatoka?(+ name for bonus)
Fungus
Mycosphaerella fijiensis
What does black sigatoka infect?
Bananas
What are the effects of black sigatoka?
- attacks and destroys leaves, turning them black
What type of pathogen causes tuberculosis? (+name for bonus)
Bacteria
Mycobacterium tuberculosis and M. bovis
What does tuberculosis infect?
Humans, cows, pigs, badgers and deer
What are the effects of tuberculosis?
- damages and destroys lung tissue
- suppresses the immune system
What type of pathogen causes bacterial meningitis? (+ name for bonus)
Bacteria
Streptococcus pneumoniae, Neisseria meningitidis
Who does bacterial meningitis affect?
Very young children and teenagers aged 15-19
What are the effects of bacterial meningitis?
- infects membranes on brain surface. causing septicaemia and rapid death
- blotchy red/purple rash
What type of pathogen causes HIV/AIDS? ( + name for bonus)
Virus
Human immunodeficiency virus
What does HIV/AIDS affect?
Humans, some non-human primates
What are the effects of HIV/AIDS?
- targets T helper cells and gradually destroys the immune system
What type of pathogen causes influenza? ( + name for bonus)
Virus
Orthomyxoviridae spp.
Who does influenza affect?
Mammals, including humans and pigs, birds, including chickens
What are the effects of influenza?
- kills ciliated epithelial cells
What type of pathogen causes malaria? ( + name)
Protoctist
Plasmodium
What does malaria infect?
Humans
What are the effects of malaria?
- makes people vulnerable to other infections