Exam 1: Module 2 Flashcards
What is the goal for global health
improving health for all people in all nations by promoting wellness and eliminating avoidable disease, disability, and death
Differernce betwen WHO and CDC
WHO- worldwide, in Switzerland
CDC- Just in America
was covid 19 an epidemic or pandemic
pandemic
Both spanish flu and Covid 19 are spread through what
respiratory droplets
- easily transmissible
what is incidence vs prevalence
incidence: includes only people at risk for the disease
Prevalence: a morbidity measure, not a mortality measure
Cause-specific mortality rate is calculating… what
calculating the number of deaths of teenagers in a country
what is crude mortality rate
comparing mortality rates in illinois to overall mortality rates in the U.S.
Causation in epidemiology studies
When the exposure is decreased or eliminated, the risk of disease declines or is eliminated
prevalence calculation formula
all cases/population @ risk
Incidence calculation formula
New cases/Population @ risk
What is the “agent”
- what is the host?
- What is the environment?
the physical, infectious, or chemical ator that causes the disease (Meds/Interventions kills the agent)
- the living being that an agent or the environment influences
- The environment is the setting or surrounding that sustains the host
Teaching children to cover their cough breaks the links in the chain of transmission is an example of what?
Portal of exit
What are the factors that affect Host susceptibility
- Intact skin and mucous membranes
- Normal pH levels
- Body’s white blood cells
- Age, sex, race, hereditary factors
- Immunization, natural or acquired
- Fatigue, climate, nutritional and general health status
- Stress
- Use of invasive or indwelling medical devices
Endemic def
the constant presence of a disease or infectiou agent within a given geographic area or population group
How is tuberculosis and pertussis transmitted
Airborne and droplet