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the introduction of specific protective antibodies in a susceptible animal or person, or the production of cellular immunity in such person or animal.
a condition of being secure against any particular disease.
TYPES OF IMMUNITY:
- 1. NATURAL:
- a. PASSIVE: placental transfer
- b. ACTIVE: acquired through recovery from a certain disease.
- 2. ARTIFICIAL:
- a. PASSIVE: administration of an antitoxin, antiserum, convalescent serum, and/ or gammaglobulins.
- b. ACQUIRED: administration of vaccines and toxoids.
TYPES OF ANTIGEN:
- INACTIVATED: (killed)
- -not long-lasting
- -multiple doses needed
- -booster doses needed
- ATTENUATED (live)
*ALL VACCINES LOSE THEIR POTENCY AFTER A CERTAIN TIME (check expiry date)
What damages vaccines?
- -heat and sunlight (attenuated)
- -freezing damages killed vaccines and toxoid.
- -use WATER ONLY in cleaning the ref/freezer.
ALL VACCINES: CORRECT TEMPERATURE-0-8 degrees Celsius.