Human Defence Against Diease Flashcards
1
Q
Name some physical and chemical barriers (minimum 3)
A
Skin,mucus,hair,trachea(has mucus),hydrochloric acid in stomach (ph2)
2
Q
Name the 3 functions of white blood cell
A
Phagocytosis(engulf pathogen) , anti-toxins(way to counter toxins) , antibodies (proteins that track pathogens,antibodies are for specific pathogen)
3
Q
Two types of white blood cells and there functions
A
Phagocytes (engulf and digest microorganisms) and lymphocytes ( produce anti-toxins and antibodies)
4
Q
What is an antigen?
A
Substance that body can create antibody to
5
Q
Primary and secondary immune response?
A
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