1. what is one of the most important advances in human history?: public health
2. whats the average life expectancy ?: increased around 40 years in mid 1800s to around 80 years
in early 2000s
3. what are the 2 properties that are necessary to characterize a population?: 1.
population requires more than one individual
2. these individuals share one or more common characteristics
4. how can a population be defined?: people in a particular place - with discernible geopolitical
boundaries; set of commonalities - one or more characteristics shared by members of the population
5. what does the WHO, define health?: state of complete physical, mental, and social well-being; not
merely the absence of disease or infirmity; fundamental right of every human being
6. whats the definition of public health from CDC?: science of protecting and improving
the health of families and communities through the promotion of healthy lifestyles, research for disease and injury
prevention, and detection and control of infectious diseases
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, 7. whats the definition of public health from the APHA?: science and art of preventing
disease, prolonging life, and promoting health through the organized efforts and informed choices of society, organi-
zations, public and private groups, communities, and individuals
8. what is population health science the study of?: the conditions that shape distributions
of health within and across populations and mechanisms through which these conditions manifest as the health of
individuals
9. provides us with the science and tells us what we need to know to understand
what causes health, so then , in public health, we can intervene to make
populations better: population health science
10. what was predominant subsistence strategies for the early human soci-
eties?: hunting and gathering
11. how recently have human established agriculturally based communities?: -
7,000-8,000 years
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