21 Questions
Which type of sugar is considered extrinsic and can contribute to dental caries and obesity?
Extrinsic sugars
What is the common empirical formula for hexoses, which are simple sugars?
$C6H12O6$
What sugar, naturally found in fruits and honey, is the main sugar found in the blood of living animals?
Glucose
Which sugar is the sweetest among mono- and di-saccharides with a sweetness rating of 173 on the scale of 100 for sucrose?
Fructose
Which sugar is better utilized as a source of energy by diabetic patients than glucose?
Fructose
Which of the following is a characteristic of oligosaccharides like raffinose and stachyose?
Pass into the colon without being absorbed
What is the main issue that can arise from consuming beans due to raffinose and stachyose?
Diarrhea and bloating
How do oligosaccharides like fructo-oligosaccharides help in the diet of adults?
Promote the proliferation of Bifidobacteria
What is the role of beneficial bacteria like Bifidobacteria in the colon?
Produce lactate and gas
Which of the following is NOT a beneficial effect of oligosaccharides in the adult diet?
Increasing serum cholesterol levels
What happens to oligosaccharides like raffinose and stachyose that are not broken down by intestinal enzymes?
They ferment in the colon by microorganisms
What is the main characteristic of soluble fiber in terms of its behavior in the intestinal tract?
Forms a gel, slows passage of food
Which factor makes insoluble fiber equally beneficial for diabetics?
Delays glucose absorption
How does soluble fiber contribute to reducing blood cholesterol levels?
Forms a gel in the intestine, binding bile acids
Which physiological effect is associated with insoluble fiber's behavior in the digestive tract?
Slows starch hydrolysis
Why is soluble fiber particularly beneficial for individuals with hypertension?
Delays glucose absorption, decreases insulin requirements
What effect does excessive intake of dietary fiber have on mineral bioavailability?
Adverse effects on mineral bioavailability
Which process does insoluble fiber contribute to in the digestive tract?
Assisting in passage of digestible materials
Why is soluble fiber beneficial for individuals with diabetes?
Delays glucose absorption, reduces insulin requirements
What is the main effect of dietary fiber in the digestive tract regarding nutrient availability?
Decrease in nutrient bioavailability
What effect does soluble fiber have on glucose absorption?
Delays glucose absorption, reduces plasma cholesterol concentration
Test your knowledge on the anticancer effects of Bifidobacteria, the production of short chain fatty acids, antibiotic material, and polysaccharides such as starch, glycogen, cellulose, pectins, gums, and mucil. Explore how these components contribute to health and wellbeing.
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