Nutrition Ch10: Nutrients Involved in Antioxidant Fnct & Vision

An inactive form of a vitamin that the body can convert to an active form.

What is a compound that protects cells from damage caused by oxidation?

• Antioxidants

• Cell Wall

• Anti agents

• Anions

When does chemical reaction, oxidation, occur?

• When an atom gains one O element.

• When an atom loses oxygen.

• When atoms lost one electron.

• When atoms gain one electron

What is a Free Radical?

• An atom that is very stable.

• An atom with an unpaired electron.

• An electron that leaves and atom.

• The electron an atom gains.

What factor causes formation of Free Radicals?

• Sunlight Deficiency

• Excessive Sunlight (UV Rays)

• Sunburns

• Frostbite

How do antioxidants work?

• They leave atom molecules.

• They take electrons.

• They get rid of radical electrons.

• They donate their electrons to stabilize Free Radicals

What is vitamin E’s function with the cell membranes?

• Vitamin E causes excessive clogging.

• Vitamins E donates electrons to Free Radicals, in the cell membrane, to stabilize them.

• Vitamin E destabilizes the cell membrane.

• Vitamin E causes cell damage to the cell membrane.

What is the action of Superoxide Dismutase?

• It converts the Free Radicals to hydrogen peroxide.

• It converts Free Radicals to carbon dioxide.

• It converts Free Radicals to peroxide.

• It converts Free Radicals to dioxide.

What is the primary action of Glutathione peroxidase?

• It converts to hydrogen peroxide.

• It removes hydrogen peroxide.

• It gains hydrogen peroxide.

• It converts to Free Radicals.

What nutrient is best known to have antioxidant properties that protect LDL from oxidation?

• Vitamin D

• Omega-3

• Electrolytes

• Vitamins E