Negative symptoms take place when there is a lack of a particular response in the system. With regards to our immune system, it is very essential that our body needs to respond against the pathogens attacking our cell. The response would result to the production of antibodies that would help eliminate these threats.
-Patient to dental team: Direct contact, droplet infection, inderect contact
-Dental team to patient: droplet infection
-Patient to patient: contaminated instruments
-Dental office to community: Contaminated impressions or equipment.
-Community to Dental office to Patient: Municipal water
PS: I only could think of these...so yea your welcome :0
I guess its medical, if not, philosophical