Flashcards in Immune System III (revisited in FW3F) Deck (6):
What is passive immunity?
When pre-formed antibodies/serum are transferred from an immunized individual to a non-immunized individual
Passive immunity is used for ________ protection.
Pre-formed components (antibodies/serum) transferred from immunized individual to a non-immunized individual.
Don't really make memory responses with passive immunity.
This is different from active immunization (results from exposure to foreign antigen).
What are two sources of passive immunization?
- NATURAL: mother-to-child via placenta (immunity in first few months to 1 year of life)
- ARTIFICIAL; necessary in
--> patients who cant mount a response
--> individuals exposed to deadly toxins (snake bite, etc)
--> rapidly-progressing infections (rabies)
What are the two methods of producing active immunization?
- Natural (arises from infection; not deliberate)
- Artificial (vaccination)
Active immunization results from
an individual being exposed to a foreign antigen (in the case of adaptive immunity?)