Deck 5: Micronutrients and Antioxidants

Question 1

Which is the correct definition for antioxidants?

A) Highly reactive chemical species that can damage cellular components, resulting in cell injury or death.
B) Substances that decrease free radical damage by donating an electron to 'neutralise' free radicals.
C) Reactive Oxygen species that decrease oxidative damage in muscle cells.
D) Substances that increase free radical damage by donating an electron to 'neutralise' free radicals.
E) A term of foods such as fruits, vegetables and nuts that share similar properties.

Answer 1

B

Question 2

A deficiency in which nutrients is associated with stress fractures?

A) Iron and Zinc.
B) Magnesium and Potassium.
C) Zinc and Vitamin C
D) Calcium and Vitamin
E) Sodium and Potassium.

Answer 2

D

Question 3

Select the true statement:

A) A physically fit person eating a nutritionally adequate diet can improve their performance by eating more vitamins and minerals.
B) Vitamins provide the body with energy (kilojoules/calories).
C) Women who are menstruating have higher iron needs than men.
D) All athletes should take a multi-vitamin supplement as an 'insurance policy' against deficiency.
E) All athletes should take an anti-oxidant supplement to enhance recovery from training.

Answer 3

C

Question 4

Which group of athletes is most likely to develop iron deficiency?

A) Female swimmers.
B) Male runners.
C) Athletes on energy restricted diets.
D) Body builders.
E) They are all equally likely.

Question 5

For which nutrient may athletes' requirements be above the Upper Level of Intake that is recommended for the general population?

A) Iron
B) Zinc
C) Sodium
D) Thiamin
E) Riboflavin