human defence system Flashcards
1
Q
how does skin help
A
antimicrobical substances
blocks pathogens from entering
2
Q
name 2 physical barriers to entry
A
skin
nose-mucus
3
Q
what does stomach produce
A
hydrochloric acid
4
Q
3 function of white bloodcells
A
antitoxins
antibodies
phagocytosis
