Difference between infectious and non-infectious disease? - ANSWERSInfectious diseases are caused by pathogenic organisms
Non-infectious disease are any disease not caused by a pathogen
Why are infectious diseases a public health concern? - ANSWERSThey are a leading cause of death (especially i...
PubH Exam 3 Quizlet Questions &
Answers
Difference between infectious and non-infectious disease? - ANSWERSInfectious
diseases are caused by pathogenic organisms
Non-infectious disease are any disease not caused by a pathogen
Why are infectious diseases a public health concern? - ANSWERSThey are a leading
cause of death (especially in children in low income countries)
There are still emerging diseases that need to be researched
Rise of strain + antibiotic resistance
Difference between infectious and communicable diseases? - ANSWERSThe only
criteria for infectious disease is that it is caused by a pathogen
Communicable diseases are infectious diseases that spread rapidly and easily (AKA
infectivity)
Contagious: extra communicable
3 parts of EPI triad? - ANSWERSHost
Agent
Environment
3 most common agents? - ANSWERSBacteria
Viruses
Fungi
6 characteristics of an agent? - ANSWERSInfectivity
Pathogenicity
Virulence
Immunogenicity
Antigenic stability
Survival
Vectors vs non-vectors? - ANSWERSVectors are organisms that carry a
parasite/pathogen from host to host - asymptomatic carriers
Mosquitos carrying malaria from person to person (Mosquito = Vector)
Non-vectors are humans, birds, bats and other vertebrates
, Environment characteristics that increase risk of disease? - ANSWERSPhysical,
biological, social economic:
Weather
Housing
Geography
Occupational setting
Air/water quality
Food
What are the five sites of infection? (On your body) - ANSWERSEyes
Digestive Tract
Mouth + nose
Skin
Genitals + urinary tract
5 examples of direct route of transmission? - ANSWERSSkin to skin
Sneeze/cough
Breast milk
Mucous-mucous
Across placenta
4 examples of indirect route of transmission? - ANSWERSFood borne
Water borne
Vector borne
Airborne (cold germs living on a door knob)
What is an agent? - ANSWERSa factor that causes or contributes to a health problem
or condition
What is a host? - ANSWERSperson or animal susceptible to the pathogen
Natural reservoir
6 characteristics that increase risk for host? - ANSWERSAge
Sex
Genotype
Behavior
Nutritional status
Health status
3 factors that determine whether a disease can be eradicated? - ANSWERSVaccine
available?
Can it live outside of humans?
Is it symptomatic or asymptomatic?
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