Infectious Agents Flashcards
1
Q
Live on dead or decaying matter
A
Detritovers/saphrophagea
2
Q
Mutually advantageous and live together
A
Symbionts
3
Q
Live in close relationship and cause no harm to other organism
A
Commensals
4
Q
Live in another organism and cause pathogenic conditions
A
Parasites
5
Q
Which fungi is unicellular
A
Yeasts
6
Q
When can fungi’s become primary pathogenic ?
A
If organism is immunosurpressed e.g HIV
7
Q
What is the most common form of Protozoa infection?
A
Insect vector
Contaminated food or water
8
Q
What is viral H (haemagglutinins)
A
Antigenic glycoproteins bind virus to cell surface
9
Q
What is Viral N (neuraminidase)
A
Enzyme on viral surface . Acts on infected cell surface
10
Q
What is syncytia
A
Cells forming into a multinucleated mass
