Pellagra Epidemic Quiz

What was identified as the root cause of pellagra according to the Public Health Service?

• Infectious agents

• Inadequate diet

• Poor sanitation

• Lack of exercise

What did Goldberger suggest to reduce rates of pellagra?

• Increase medical facilities

• Improve economic conditions and make non-carbohydrate foods accessible

• Develop new vaccines

• Promote physical fitness programs

What event in 1920 marked a change in the pellagra epidemic?

• A new vaccine was developed

• Pellagra cases declined for the first time in a decade

• A new infectious agent was discovered

• A new diet plan was introduced

What was the suspected reason for the decline in pellagra cases after World War I?

• Improved medical treatments

• Higher wages allowing families to eat a more diverse diet

• Better sanitation practices

• Introduction of a new vaccine

Examine the graph below. Did the pellagra epidemic end in 1920?

• Yes, it ended in 1920

• No, it continued after 1920

• Yes, it ended in 1925

• No, it ended in 1930

What is the role of niacin in the human body?

• It acts as a carrier molecule for NAD.

• It is a primary source of energy.

• It is used to build muscle tissue.

• It is a type of carbohydrate.

Tags

NGSS.HS-LS1-7

Why was the addition of niacin to milled grains significant in the U.S.?

• It helped prevent the pellagra epidemic.

• It increased the nutritional value of grains.

• It made grains taste better.

• It reduced the cost of grain production.

What happens if niacin is not available for cellular respiration?

• Cells can still function normally.

• Cellular respiration does not occur.

• Cells produce more glucose.

• Oxygen is not needed by cells.

Tags

NGSS.HS-LS1-7

In what year did the federal government begin adding niacin to milled wheat and corn?

• 1920

• 1937

• 1942

• 1950