Vitamin E-Rich Foods Quiz

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What is the formula for calculating the alpha-tocopherol equivalents?

$mg \alpha-tocopherol + 0.5 \times mg \beta-tocopherol + 0.1 \times mg \gamma-tocopherol + 0.3 \times mg \alpha-tocotrienol$

Which food item has the highest amount of alpha-tocopherol?

Sunflower oil

Which type of tocopherol is the most biologically potent?

Alpha-tocopherol

What is the alpha-tocopherol equivalent for Soybean Oil?

<p>80</p> Signup and view all the answers

What is the function of dietary antioxidants?

<p>To significantly decrease the adverse effects of reactive species on normal physiological function</p> Signup and view all the answers

What is the role of VLDL in metabolism?

<p>Transporting Vitamin E to other tissues</p> Signup and view all the answers

What is the consequence of a molecule having an unpaired electron?

<p>It becomes highly reactive and searches for a stable molecule to steal an electron</p> Signup and view all the answers

What is the main function of Vitamin E in metabolism?

<p>Limits radical damage from oxidation of PUFAs</p> Signup and view all the answers

What is the consequence of high levels of free radicals?

<p>Damage to cells and potential contribution to cellular dysfunction and disease</p> Signup and view all the answers

What is the association between high blood concentrations of vitamin E and cardiovascular disease (CVD)?

<p>Epidemiology studies show a clear association between high blood concentrations of vitamin E and lower incidence of CVD</p> Signup and view all the answers

What is the role of antioxidant vitamins in the body's defense mechanisms?

<p>To defend against oxidative stress and increase disease resistance</p> Signup and view all the answers

What is the role of co-factors like zinc, selenium, copper, and manganese in defending against disease?

<p>They contribute to the body's defense mechanisms against disease</p> Signup and view all the answers

What is the consequence of low antioxidant intake in the diet?

<p>It may lead to oxidative stress and increased disease susceptibility</p> Signup and view all the answers

What is the impact of exposure to toxins, poor nutrition, and stress on the body's defense mechanisms?

<p>They can lead to oxidative stress and increased disease susceptibility</p> Signup and view all the answers

What is the effect of high dose vitamin E supplements in randomized controlled trials?

<p>They have been disappointing, showing small or no effect, and increased health risks</p> Signup and view all the answers

What is the role of vitamin E in the free radical cascade?

<p>To limit radical damage from oxidation and end the chain reaction</p> Signup and view all the answers

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