Exam 1 Flashcards
(105 cards)
When did the transition from infectious to chronic disease happen?
1940
Taking a historic look at developed countries allows us a view of three distinct ______
epochs
The first epoch is called the age of ______
pestilence
What did the age of pestilence mainly consist of?
High death rates, endemic diseases, malnutrition, infectious diseases, and famine.
The age of declining pandemics was the _____ epoch
second
The age of declining pandemics was mainly consisted of what?
decline in epidemics
What were the four leading causes of death in the United States during 1900?
pneumonia/influenza/bronchitis, tuberculosis, diarrhea/enteritis. heart disease
What were the four leading causes of death in the United States during 1990?
heart disease, cancer, stroke, injuries
The age of degenerative and manmade disease is the _______ epoch
third
What did the third epoch (the age of degenerative and manmade disease) consist of?
great effects on life expectancy, fertility, and population aging.
What was the life expectancy during the age of pestilence?
20 years
Why is 20 years the life expectancy of the age of pestilence?
high infant and maternal mortality rates
What was the age of declining pandemics life expectancy?
40 years
What declined during the age of degenerative and manmade disease?
infant and maternal mortality rates, fertility, overall mortality rates
What is the life expectancy during the current epoch?
75 years
What was the average life expectancy in the US during 1900?
47.3 years
What was the average life expectancy in the US by 1987?
75 years
Why did life expectancy increase so much?
declines in infant mortality
Which population benefited less from the decline in deaths from infectious disease?
elderly
The decline in mortality from 1900-1977 was greatest among what population?
infants (gradually increasing until the elderly)
When mortality rates decline, what also declines?
birthrate
How much have fertility rates in the US declined since the last century?
one-third
A decline in birthrates will increase the average ____ of the population
age
What percentage of people in the US lived to the age of 65 during 1900?
25%