Communicable Diseases (OCR GCSE Biology A (Gateway Science Suite)): Flashcards
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Practise the cards
14 cards from this deck
Pathogens
Pathogens
Microorganisms that cause infectious disease
Four types of pathogens
Four types of pathogens
Viruses, bacteria, protists, fungi
Three ways pathogens spread
Three ways pathogens spread
Direct contact, water, air
Virus size
Virus size
Very small
What happens to virus-infected cells
What happens to virus-infected cells
Cell bursts, releases copies into bloodstream
How bacteria multiply
How bacteria multiply
Binary fission
What bacteria produce that damages cells
What bacteria produce that damages cells
Toxins
Characteristic of some protists
Characteristic of some protists
Parasitic (use hosts)
Thread-like structures in fungi
Thread-like structures in fungi
Hyphae
What fungi produce to spread
What fungi produce to spread
Spores
Droplet infection
Droplet infection
Pathogens in droplets from sneezing/coughing, breathed in
Ways to improve hygiene to reduce spread
Ways to improve hygiene to reduce spread
Hand washing, disinfectants, tissues when sneezing
How vaccination prevents spread
How vaccination prevents spread
Makes individual immune, can't pass on pathogen
Removing vectors method
Removing vectors method
Pesticides/insecticides, remove habitat