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Free Radicals

10.2 Free Radicals
 
Free radicals
Free radicals are atoms or molecules that lack one electron which makes the atoms or molecules unstable, reactive and tend to attack other atoms or molecules
 
Factors that produce free radicals in the body
 

 
Internal factors External factors
  • Metabolism
  • Inflammation
  • Cigarette smoke
  • Exposure to radiation
  • Sunlight 
  • Air pollution
 
Effect of free radicals to our body
  • Damage our DNA
  • Cause mutation and cancer
  • Cause diseases such as cardiobascular disease and infertility
  • Damage the kidneys, liver and lungs
  • Cause premature aging conditions such as wrinkles and grey hair
The views expressed in the notes here are those of the contributor and don’t necessarily represent the views of Pandai.

Free Radicals

10.2 Free Radicals
 
Free radicals
Free radicals are atoms or molecules that lack one electron which makes the atoms or molecules unstable, reactive and tend to attack other atoms or molecules
 
Factors that produce free radicals in the body
 

 
Internal factors External factors
  • Metabolism
  • Inflammation
  • Cigarette smoke
  • Exposure to radiation
  • Sunlight 
  • Air pollution
 
Effect of free radicals to our body
  • Damage our DNA
  • Cause mutation and cancer
  • Cause diseases such as cardiobascular disease and infertility
  • Damage the kidneys, liver and lungs
  • Cause premature aging conditions such as wrinkles and grey hair
The views expressed in the notes here are those of the contributor and don’t necessarily represent the views of Pandai.
Chapter : Chemicals in Industry and Health
Topic : Free radicals
Form 4 Science
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