Effects of microbe on body Flashcards

1
Q

What is a prebiotic made up of?

A

healthy flora

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is a probiotic made up of?

A

live microbial additions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is the most common strain of probiotic?

A

lactobacillus and bifidobacterium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Common foods with probiotics in them?

A

yogurt, dairy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What trait does an effective probiotic have?

A

has to be able to withstand upper gastro. tract and low ph

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What noninfectious disorders or condition’s do probiotics support?

A

-constipation
-IBS (irritable bowel syndrome)
-IBD (inflammatory bowel syndrome)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What infectious diseases or conditions do probiotics support?

A

-diarrhea

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What are the common targets (within the body) for prebiotics?

A

-bifidobacterium
-lactobacillus
-aim to support gut health

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Main types of prebiotics?

A

-fructooligosaccharides
-galactooligosacchardies
-lactulose

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What food is fructooligossachardies found in?

A

-found in onion, garlic, tomato, wheat

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What food is galactooligosaccharides found in?

A

-fermented milk

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What food is lactulose found in?

A

-lactose

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What role does bifobacteria have on carbohydrates?

A

ferment dietary fiber to short chain fatty acids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What is the role of bifodobacteria?

A

-reduce pathogenic load
-50% of intestinal microflora

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What role does lactobacilli have on carbohydrates?

A

-turn dietary fiber to lactic acid and short chain fatty acids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What is saccharomuyces boulardii?

A

yeast

17
Q

What is the role of lactobacilli?

A

-reduce pathogenic load
-GALT production
-secretion of SIgA

18
Q

What is the role of yeast?

A

-GALT production
-secretion SIgA
-support brush border enzymes

19
Q

What are the common short chain fatty acids, which are fermentable dietary fibers?

A

acetate, propinate and butrayte

20
Q

What metabolizes butyrate?

A

acetyl coach within the colonocytes

21
Q

What are common dietary and medical practices that disturb the colon?

A

-low fiber
-high starch
-low glutamine

22
Q

What is the definition for prebiotics?

A

non-digestible fermentable carbohydrates that encourage beneficial change in the hosts microbial balance

23
Q

Define probiotics?

A

oral dietary supplements containing live microbes that benefit host

24
Q

Where is bifidobacteria found in?

A

human breast milk

25
Q

Fermentation of dietary fibers in the colon results in?

A

production of short chain fatty acids

26
Q

What is the primary energy source for colonocytes?

A

acteyl coa

27
Q

What happens if the body is low in butyrate?

A

-decrease in tight junction function
-decrease in acetyl coa
-decrease in dietary fiber metabolism
-mimic auto-immune diseases

28
Q

In relation to the colon, what does a low fiber diet cause?

A

-alkalization within colon (decrease acid)
-increase water uptake by coloncytes
-increase carcinogen exposure
-increase stool hardness and constipation

29
Q

What does the nervous system release in the presence of food?

A

acetylcholine