Exam Questions and
Answers All Correct
Why do excess amounts of fiber relate to extra gas buildup? - Answer-Some fibers are
broken down by bacteria into acids and gases, which explains why eating too much
fiber-rich foods can lead to intestinal gas. It is necessary for good health regardless if
humans don't digest it.
Dietary Fiber - Answer-Refers to the non-digestible carbohydrates that are naturally
present in plants such as grains, fruits, legumes, and vegetables.
Dietary fiber (non-digestible carbs) are naturally present in what - Answer-plants such
as grains, fruits, legumes and vegetables.
Soluble (Viscous) fiber is found in things like oat bran or legumes. - Answer-These can
delay stomach emptying, slow the movement of glucose into the blood after eating and
reduce absorption of cholesterol.
Insoluble Fiber (found in wheat bran or phylllis seed... - Answer-Increases fecal bulk
and helps prevent constipation and other digestive disorders.
Functional Fiber - Answer-Refers to non-digestible carbs that have been either isolated
from natural sources or synthesized in a lab and then added to a food product.
Total Fiber - Answer-The sum of dietary and functional fiber in your diet.
.
A high fiber diet can help... - Answer-reduce the risk of type 2 diabetes, heart disease,
and pulmonary disease as well as improve gastrointestinal health and aid in the
management of metabolic syndrome and body weight. Also reduced risk of colon and
rectal cancer.
All plant foods contain some - Answer-Dietary fiber that helps are viscous and help
lower blood glucose and cholesterol levels.
, Vitamins (Definition) - Answer-Organic substances required in small amounts to
regulate various processes within living cells.
Humans need __ vitamins, of these, _ are fat soluble (A,D,E and K), and _ are water
soluble, (C and the B Vitamins; thiamin, riboflavin, niacin, vitamin b-6, folate, bitamin b-
12, biotin and pantothenic acid.) - Answer-13 , 4 , 9
Wheat, cereals, vegetables are all good sources of what things? - Answer-Cellulose and
other fibers that help prevent constipation.
Effects how a vitamin is absorbed, transported and stored in the body. - Answer-
Solubility
_____ _______ vitamins are absorbed directly into the bloodstream, where they travel
freely. Excess amounts of these vitamins are generally removed by the kidneys and
excreted in urine. - Answer-The water-soluble
___ _______ vitamins require a more complex absorptive process. They are usually
carried in the blood by special proteins and are stored in the liver and in fat tissues
rather than excreted. - Answer-Fat-Soluble
Many ________ help chemical reactions take place. They provide no energy to the
body directly but help release the energy stored in carbohydrates, proteins, and fats. -
Answer-Vitamins
Some ________ are critical in the production of red blood cells and the maintenance of
the nervous, skeletal, and immune systems. - Answer-Vitamins
Some vitamins act as ____________, which help preserve the health of cells. The Key
ones include Vitamin E, Vitamin C and the Vitamin A precursor beta-carotene. -
Answer-antioxidants
Human body must obtain most of the vitamins it requires from ____. Vitamins are
abundant in fruits, vegetables, and grains. - Answer-food
What are the least consumed vitamins in the USA? - Answer-Vitamins A, D, E, C, and
Folate.
Skin Makes Vitamin __, when exposed to sunlight. - Answer-D
Intestinal Bacteria makes Vitamin __, but you still need to get these vitamins from food.
- Answer-K
Extra vitamins can be harmful, especially as supplements. - Answer-Mega doses of fat
soluble vitamins are particularly dangerous because the excess is stored in the body
rather than excreted, increasing the risk of toxicity.