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Flashcards in Fiber exam 1 Deck (16)
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1

What is fiber?

Fiber are carbs that the body cannot break down

2

What are the types of fiber?

Dietary fiber
functional fiber
or
soluble fiber
insoluble fiber
Viscous fibers
Fermentable fibers

3

What are the health benefits of soluble fiber?

Lower serum lipids and glucose levels

4

What are the health benefits of insoluble fiber?

Laxative benefits (promotes movement through GI tract and increases stool weight)

5

What are the needs for fiber for those under 50 years old for men and women?

38 g/d MEN
25 g/d WOMEN

6

What should you do when you increase fiber into the diet?

drink plenty of water, because fiber works best when absorbed by water
add it slowly over time, because it can lead to GI stress

7

What are prebiotics?

fermented ingredient that allows specific changes, both in the composition and/or activity in the gastrointestinal microflora, that confer benefits

8

Are all prebiotics fiber?

yes

9

Are all fiber prebiotics?

no

10

Where are probiotics fermented?

intestinal microflora

11

What is the human microbiota?

Collection of microbes that live on and in our body inhabiting the gut

12

Where can you find natural forms of a prebiotic?

Leeks, asparagus, chicory, garlic, onions, wheat, oats, and soybeans

13

What are probiotics?

live microorganisms that are consumed and thought to have health benefits

14

What are the health benefits of probiotics?

reduce diarrea
improved symptoms of IBS

15

What diseases can fiber reduce the risk of according to the Academy of Nutrition and Dietetics?

cardiovascular disease
Chronic kidney diease

16

Benefits of SCFA?

-Regulate sodium and water absorption
-Enhance absorption of calcium and other minerals
-Lower colonic pH – inhibit potential pathogens and promote growth of beneficial bacteria