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

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

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.