15 bytes removed ,  19:16, 19 August 2007
Line 69: Line 69:  
*#** Host defences are important in determining the presentation of the disease.
 
*#** Host defences are important in determining the presentation of the disease.
 
*#* An agent's capacity to produce disease depends upon:
 
*#* An agent's capacity to produce disease depends upon:
*#** The dose and /or
+
*#** The dose
 
*#** The virulence of the agent
 
*#** The virulence of the agent
 
*#* Several agents may be involved.
 
*#* Several agents may be involved.
Line 75: Line 75:  
*#* The presence of an agent does not necessarily mean it is the cause of the disease!
 
*#* The presence of an agent does not necessarily mean it is the cause of the disease!
 
*#* A pathogenic agent may be absent from the tissues, due to:
 
*#* A pathogenic agent may be absent from the tissues, due to:
*#** Clinical therapy and/or
+
*#** Clinical therapy
 
*#** Host defence systems
 
*#** Host defence systems
 
*# '''Environment''', for example:
 
*# '''Environment''', for example:
6,502

edits