Studied by 2 people
what is a pathogen
microorganism that causes diseases
four types of pathogens
virus, bacteria, protoctists, fungi
what is a host
an animal a pathogen lives and breeds in
what is a transmissible disease
disease passed from one host to another
what are toxins
a poisonous substance that damages cells
what are symptoms
features you experience when you are sick
what pathogens do to cells
damage and harm cells
what is an infection
entry of a pathogen into a host
direct contact
From an individual to another through touch from an infected animal to another
which disease is transmitted commonly by blood that we talk about
HIV/AIDS
what is indirect transmission
From one person to another through without direct touch to the infected
direct transmission from plants
Touching a fungus
what is a diseases you can get from a fungus that is discussed
Athlete’s foot
What kind of transmission was Covid-19 mainly
indirect contact
name 4 ways of indirect transmission
touching a surface, breathing in droplets, ingesting things that contain pathogens, contact with animals
How is cholera spread
through drinking or swimming in infected water
how do you get salmonella
eating food that contains large amounts of that bacteria
what are body defences
mechanisms that protect your body against pathogens
name three common body defences
skin, hair, mucus
pathogen passes through body defences
usually and normally stopped by white blood cells
what is a clean water
Source of water that provides clean and fresh water that can be used
what is water used for
drinking, washing, preparing food
Note
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