Epidemiology Quiz on Chapter 3 (9/26/01)

 

1.  This type of infectious agent is a parasitic plant that lacks chlorophyll.


ANS: fungi and yeast

 

2.  Chicken pox is primarily propagated and transmitted by asymptomatic people who have the virus. Therefore, its reservoir is:


ANS: a carrier

 

3.  Some infectious diseases are transmitted from the mother to the child before the child is born. In these instances, the portal of entry of the agent is the:

 

ANS: placenta

 

4.  Define the term vector.