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12 Cards in this Set
- Front
- Back
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What is a free radical?
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An unpaird electron
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What is the mechanism where pairs of electrons pass between atoms/molecules to facilitate biochemical processes?
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Electron transport chain/electron transfer system of the mitochondria
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What are the 3 reactive Oxygen species?
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Superoxide radicals, OH, hydroxyl radical
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What is the most element that gets radicalized?
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Oxygen
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Which is the following is not true about free radicals in humans (pg. 2)?
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They make ATP—FALSE.
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Removal of FR include?
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Enzymes, such as catalase and SOD.
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Under what circumstances do we make more FR than usual?
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During periods when bloodflow is interrupted or not enough oxygen.
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In the chain reaction, which is OXLDLc?
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It is constantly found at the end of a free radical.
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When is it harder to remove free radicals
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During periods when bloodflow is interrupted or not enough oxygen.
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What is the strongest fat-soluble scavenger?
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Vitamin D
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What is the strongest water-soluble scavenger?
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Vitamin C
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Generally speaking, free radicals in humans are a byproduct of?
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Normal cellular respiration.
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