Exam 3 - Immunization Overview Flashcards
Why is a person protected from reinfection?
Because of the persistence of antibodies and effector cells
What is the concept behind vaccines? What does it do?
It mimics an infection so that the primary immune response to the pathogen is stimulated
How does a vaccine work?
Stimulates the production of memory cells so that recognition and destruction will happen quickly
What are some reasons behind the failure of herd immunity?
- Public concerns about vaccines and their side effects
- Public perception
- Vaccines link with other impairments like autism
What was one result of the publics concern with vaccine safety?
The vaccination for Lyme disease was taken off the market for humans.
Inhaling a small amount of dried material from a smallpox pustule is an example of:
Deliberate attempts to prevent infection by introducing a mild for of the disease to a healthy person
What disease was the first to have a vaccine and be eradicated?
Smallpox
A substance that enhances the immunogenicity of a vaccine?
An Adjuvant
