immunity Flashcards
(3 cards)
1
Q
What is active immunity
A
Immunity developed after exposure to an antigen, forming memory cells; long-lasting
2
Q
What is passive immunity
A
Immunity from receiving antibodies directly (placenta, milk, injection); short term
3
Q
Give two examples of passive immunity
A
Maternal antibodies via placenta or colostrum; injection after rabies/tetanus exposure
