HGMT 2460 Exam 3 Review Questions And Answers
Vitamin C is best known for its role in preventing scurvy. It also is critical in the formation and maintenance of this protein found in all connective tissues in our body. ANS Collagen
The main function of Vitamin E is as an antioxidant. It is pre...
HGMT 2460 Exam 3 Review Questions And Answers
Vitamin C is best known for its role in preventing scurvy. It also is critical in the formation and
maintenance of this protein found in all connective tissues in our body. ANS Collagen
The main function of Vitamin E is as an antioxidant. It is prevalent in our fat tissue (adipose tissue)
and cell membranes and specifically protects this lipoprotein from being oxidized. ANS LDL
Phytochemicals are naturally occurring plant compounds with health promoting properties. Beta-
carotene is classified as which of the following class of phytochemicals? ANS Carotenoids
Selenium is involved in the maintenance of basal metabolism and body temperature. This trace
mineral is only needed in minute amounts to maintain health. Which of the following are good
sources of selenium? ANS Organ meats
Carotenoids have several functions, such as acting as antioxidants, enhancing immune function,
protecting the skin from UV rays, and protecting our eyes from oxidative damage. What is another
function of carotenoids? ANS Can reduce the risk of some cancers
A Selenium deficiency can cause a heart disorder. This disorder is named after a province in China
and is called which of the following? ANS Keshan Disease
A symptom of toxicity when taking supplements can include flushing. Which of the following
vitamins can cause this burning and tingling sensation if taking large doses? ANS Niacin
Carotenoids are absorbed better from cooked foods. How much of the Carotenoids that we get from
the foods we eat are absorbed? ANS 20-40%
Which antioxidant plays an important role in cell differentiation, the process by which stem cells
mature into highly specialized cells? ANS Vitamin A
, Since we are unable to form antioxidants, we must consume them in our diet. Which of the following
vitamins functions as an antioxidant and is critical to the formation and maintenance of collagen?
ANS Vitamin C
This trace mineral is considered an antioxidant and is part of glutathione peroxidase. It helps spare
Vitamin E and prevents oxidative damage to our cell membranes. ANS Selenium
This antioxidant is also a fat-soluble vitamin and is found in many foods, such as vegetable oils, nuts,
and seeds. ANS Vitamin E
This is a chemical reaction in which molecules of a substance are broken down into their component
atoms. During this process, atoms lose electrons. ANS Oxidation
Retinol, cholecalciferol, tocopherol, and phylloquinone are all names of what? ANS Fat-soluble
vitamins
Oxidation occurs during metabolism and can result in the formation of which of the following? ANS
Free radicals
Antioxidants work by stabilizing free radicals or opposing oxidation, therefore protecting our cells
from damage. There are certain minerals that function within complex antioxidant enzyme systems
and are called what? ANS Cofactor
This vitamin enables our eyes to react to changes in light and to see colors. A deficiency can result in
night blindness. ANS Vitamin A
Folate is required for DNA synthesis and cell division, metabolism of amino acids and for synthesis
of normal red blood cells. What is the best source of folate in the diet? ANS Ready-to-eat
fortified cereals
Vitamin K is stored primarily in the liver and assists in the production of this protein involved in
bone remodeling. ANS Osteocalcin
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