Reactive Oxygen Species & Diets

Question 1

2 types of ROS radicals

Answer 1

superoxide and hydroxyl

Question 2

2 types of ROS nonradicals

Answer 2

singlet oxygen and hydrogen peroxide

Question 3

type of RNS radical

Answer 3

nitric oxide

Question 4

most potent and most aggressive of all ROS/RNS

Answer 4

hydroxyl radicals

Question 5

anything that can decrease oxidation by getting rid of free radicals

Answer 5

antioxidants

Question 6

3 types of metal chelators

Answer 6

phytate, oxalate, tannins

Question 7

metal chelators bind these minerals

Answer 7

iron, copper, cobalt

Question 8

type of oxygen scavenger

Answer 8

vitamin C

Question 9

3 types of enzymatic antioxidants

Answer 9

superoxide dismutase, glutathione peroxidase, catalase

Question 10

3 types of nonenzymatic antioxidants

Answer 10

metal binders, oxygen scavengers, H donors

Question 11

vitamin that acts as an antioxidant in plasma membrane

Answer 11

vitamin E

Question 12

4 things that are able to regenerate vitamin E

Answer 12

vitamin C, beta carotene, coQ10, glutathione

Question 13

6 nutrients of concern with vegetarian diets

Answer 13

B12, vit D, iron, zinc, calcium, omega 3