A nurse is teaching a group of older adults about the value of including foods containing antioxidants in their diet. Which of the following statements best captures the rationale underlying the nurse's advice?
A)
Antioxidants inhibit the actions of reactive oxygen species.
B)
Antioxidants prevent the formation of superoxide dismutase.
C)
Antioxidants react nonspecifically with molecules.
D)
Antioxidants prevent the occurrence of cell dysplasia.
Ans:
A
Feedback:
Antioxidants inhibit the reactions of reactive oxygen species (ROS) with biological structures. Superoxide dismutase is an antioxidant itself, and ROS, not antioxidants, react nonspecifically with molecules. Antioxidants do not prevent the occurrence of cell dysplasia.
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