Human Health

_____________ used meat in three different sets of jars to show that living things can only come from living things.

• John Snow

• Francesco Redi

• Louis Pasteur

_____________ used a map to show that cholera was caused by contaminated water and not poisonous vapors.

• Louis Pasteur

• Francesco Redi

• John Snow

_____________ boiled meat broth in different flasks to prove that living things did not spontaneously generate.

• Louis Pasteur

• Francesco Redi

• John Snow

A _________ is any agent that can cause disease.

he germ theory of disease states that many diseases are caused by the presence and action of specific ______________.

Which of the following statements are part of Koch’s Postulates? Check all that apply.

• A re-isolated microorganism may evolve into a different species than the original.

• The microorganism from the pure culture will cause the disease in at least 80% of healthy organisms.

• The microorganism can be isolated and grown in a pure culture.

• The disease-causing microorganism must be present in at least half of the cases of disease.

Identify the factor below as genetic or environmental factors that may influence susceptibility to disease.

"age"

• environmental

• genetic

Identify the factor below as genetic or environmental factors that may influence susceptibility to disease.

"diet"

• environmental

• genetic

Identify the factor below as genetic or environmental factors that may influence susceptibility to disease.

"social interaction"

• environmental

• genetic

Identify the factor below as genetic or environmental factors that may influence susceptibility to disease.

"ethnicity"

• environmental

• genetic