Vaccination (OCR GCSE Biology A (Gateway Science Suite)): Flashcards
📚Flashcards
Practise the cards
13 cards from this deck
ShowHide
Practise the cards
13 cards from this deck
What vaccination does
What vaccination does
Protects against disease before infection occurs
Herd immunity
Herd immunity
Large proportion immunised reduces pathogen spread
Antibody production in secondary infection
Antibody production in secondary infection
Much quicker than primary infection
What vaccination replicates
What vaccination replicates
First infection
What vaccine contains
What vaccine contains
Dead or inactivated form of pathogen
How vaccine stimulates WBC
How vaccine stimulates WBC
WBCs produce antibodies complementary to antigens
Disease eradicated by vaccination
Disease eradicated by vaccination
Smallpox
Disease with reduced occurrence via vaccination
Disease with reduced occurrence via vaccination
Rubella
How epidemics prevented by vaccination
How epidemics prevented by vaccination
Through herd immunity
Epidemic definition
Epidemic definition
Lots of cases in an area
Vaccination disadvantage: effectiveness
Vaccination disadvantage: effectiveness
Not always effective in providing immunity
Vaccination disadvantage: reactions
Vaccination disadvantage: reactions
Bad reactions like fevers (very rare)
Symptoms in secondary infection
Symptoms in secondary infection
None - antibodies produced quickly