Probiotics and Health Effects Quiz

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What is the term 'probiotic' derived from?

The Greek, meaning 'for life'

Who postulated the importance of microorganisms in human life in the 19th century?

Louis Pasteur

What did 1908 Nobel Prize-winner Elie Metchnikoff reinforce regarding microorganisms?

The importance of microorganisms in human life

How are bacteria categorized by scientists?

Genus, species, and strain names Signup and view all the answers

What is an example of a probiotic bacterium mentioned in the text?

Lactobacillus rhamnosus GG Signup and view all the answers

What are the three requirements for a microbe to be considered a probiotic?

The microbe must be alive when administered, must be documented to have a health benefit, and must be administered at levels shown to confer the benefit. Signup and view all the answers

What is the primary source of infection for traveler's diarrhea?

The primary source of infection is ingestion of fecally contaminated food or water. Signup and view all the answers

What is the most common cause of severe diarrhea in infants and young children?

Rotavirus infection is the most common cause of severe diarrhea in infants and young children. Signup and view all the answers

What is the suggested method to reduce the risk of diarrheal illness for travelers?

Consuming Lactobacillus GG when traveling to an area of high diarrheal risk can offer a 25-50% reduction in the risk of diarrheal illness. Signup and view all the answers

What is the potential benefit of supplementing infants with a strain of Lactobacillus casei during rotavirus-induced diarrhea?

Enhanced concentrations of circulating immunoglobulin A (IgA) and shortened duration of rotavirus-induced diarrhea are potential benefits of supplementing infants with a strain of Lactobacillus casei. Signup and view all the answers