Lecture 5 - Microbe, Immunity and Disease

Question 1

Identifying viruses?

Answer 1

virus particle capsid shapes, cells damaged by infection (inflammation), virus-infected cells

Question 2

Identifying bacteria/fungi?

Answer 2

cell surface shapes, bacterial/fungi metabolites

Question 3

Identifying parasites?

Answer 3

surface shapes, life-cycle changes in parasite structure

Question 4

Innate immunity factors??

Answer 4

physical, microbial, humoral factors

Question 5

Complement Cascade w local infection?

Answer 5

First compliment components identify foreign cell wall components on antigen, activates other compliment cascades leading to: increasing vascular permeability, chemotaxis, opsonisation

Question 6

Virus structure?

Answer 6

nucleic acid centre, capsid cover, envelope (some, host origin) with glycoproteins attached