Key Terms
This term means the presence of disease in a population.
What is morbidity?
A number used to describe health in a population is called a…
What is a rate?
Illness caused by bacteria or viruses is called…
What is infectious disease?
In general, wealthier countries have (higher/lower) mortality rates.
What is lower?
If a disease spreads quickly, which measure increases first?
What is incidence?
This term refers to the number of deaths in a population.
What is mortality?
This compares number of cases to population size.
What is a health rate?
Diseases like heart disease or diabetes are called…
What are chronic diseases?
Infectious diseases are more common in (developing/developed) countries.
What is developing?
If people survive longer with a disease, what increases?
What is prevalence?
This measures how many people currently have a disease.
What is prevalence?
Why do demographers use rates instead of raw numbers?
What is to compare populations fairly.
Name one lifestyle factor that affects health.
What is: diet, exercise, smoking, environment, etc.
Chronic diseases are more common in (developed/developing) countries.
What is developed?
Why might two countries with the same disease have different outcomes?
What is healthcare access, wealth, environment.
This measures new cases of a disease over time.
What is incidence?
A country has many cases of a disease but a huge population. What does this mean for the rate?
What is the rate may still be low?
Why might poorer populations have higher morbidity?
What is less access to healthcare, nutrition, sanitation?
Why are people living longer today?
What is better medicine, sanitation, technology?
A country improves sanitation. What happens to infectious disease?
What is it decreases?
Why might prevalence be high even if incidence is low?
What is people live longer with the disease (chronic conditions)?
Why is it important to measure both morbidity AND mortality?
What is to understand both illness and death, not just one?
How can environment affect health?
What is pollution, water quality, housing conditions, abandonment.
What is one reason health patterns change over time?
What is medical advances, lifestyle changes, policy?
Why is studying morbidity important for the future?
What is it helps plan healthcare, prevent disease, improve quality of life.