Fighting Disease Flashcards
(5 cards)
1
Q
How is the skin a defence system?
A
Barrier to pathogens
2
Q
How is Hair and mucus a defence system?
A
Trap bacteria/pathogens in nose
3
Q
How is Trachea and bronchi a defence system?
A
Secrete mucus to trap pathogens, lined with cilia which moves nucleus to throat to be able to be swallowed
4
Q
How is the stomach a defence system?
A
Produces hydrochloric acid which destroys pathogens
5
Q
How does the immune system fight against pathogens?
A
White blood cells can digest and consume pathogens-phagocytosis, producing antibodies which destroys antigens
producing antitoxins
