Healthy People, Thriving Communities Envi vironm ronment nt - - PowerPoint PPT Presentation
Sue Liong, RN, BSN Public Health Nurse sue_liong@co.washington.or.us Department of Health & Human Services Disease Control and Prevention Healthy People, Thriving Communities Envi vironm ronment nt Germs rms: Peop ople le/A /Ani
Sue Liong, RN, BSN Public Health Nurse sue_liong@co.washington.or.us Department of Health & Human Services Disease Control and Prevention
Where ere they ey normall
y live: ve:
Reservo voir
Peop
le/A /Ani nima mals ls:
Host
Germs rms:
Infecti ctious
nt
Trans nsmission
Reserv ervoir Enviro ronmen nment Host Infecti ctious
nt Environmental factors: crowding, sanitation, etc Host Characteristics: age, immunity status, etc. Types of Transmission: Direct and Indirect These are areas for us to a action
stop spread ad
Direct
Indirect
Airborne
Particles <5nanometer in size Remains suspended for long
Evaporate by leaving droplet nuclei i.e. Tuberculosis(TB), measles, chickenpox
Droplet
Water heavy particles from nose or throat Fall to ground within ~6 feet Mostly respiratory infection i.e. Influenza, Pertussis, Mumps
Exposure Symptoms
Minutes…Days…Months...Years Time: Incubation Period (No Symptoms)
Communicable Period
Day +4 Day -4 Day -14: exposure Communicable Period: 8 Days Incubation Period: 14Days Day 0: rash onset
Influenza (Flu)