PH2113 - Disease & Drugs Flashcards
1
Q
What is hypersensitivity?
A
An exaggerated response of the immune system to ‘foreign’ antigen resulting in tissue damage
2
Q
What is hypersensitivity damage mediated by?
A
The same attack mechanisms that mediate normal immune responses to pathogens
- adaptive immune system
3
Q
What is needed to produce a hypersensitivity reaction?
A
A sensitisation step is needed as a hypersensitivity reaction cannot manifest upon first exposure
