defence against pathogens Flashcards
1
Q
ways pathogens can enter the body
A
ears
eyes
open wounds
nose
mouth
hands
reproductive organs
2
Q
how does your body protect itself in these areas (eyes, ears, nose, cuts)
A
eyes - eyebrows, eyelashes, enzymes in tears
ears - wax, hair
nose - nose hair, mucus
cuts - scabs
3
Q
how does your body protect itself in these areas (stomach, mouth)
A
stomach - acid kills pathogens
mouth - saliva, enzymes, cilia, mucus
4
Q
antigen
A
marker on the pathogen
5
Q
antibody
A
made by the white blood cells
6
Q
what do white blood cells do
A
make antitoxins which protects us from diseases
