Principles of Immunisation Flashcards
1
Q
Outline the role of active immunisation.
A
Active immunisation is brought about by exposure of the body to foreign antigens. Results in long lasting immunological memory. Although the initial response is slow, response to future exposures will be much more rapid as a result.
2
Q
List some types of vaccination which bring about active immunisation
A
- Live attenuated organism
- Killed organism
- Toxoid
- Recombinant
- Conjugate
3
Q
What is a commensal?
A
An organism which is part of normal flora and participating in a symbiotic relationship in which one species derives some benefit while the other is unaffected.
4
Q
What is a pathogen?
A
A pathogen is an organism which can cause disease.
5
Q
How could a virus cause cancer?
A
Inhibition of apoptosis or driving cell proliferation.
