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The information contained on this page is provided as general health information and is not intended to substitute as medical advice and direction from your physician or health care provider. Please direct any questions related to your health care provider. In an emergency, call 9-1-1 or go to the nearest emergency center.


Metabolism

Definition

Metabolism refers to all the physical and chemical processes in the body that convert or use energy, such as:

  • Breathing
  • Circulating blood
  • Controlling body temperature
  • Contracting muscles
  • Digesting food and nutrients
  • Eliminating waste through urine and feces
  • Functioning of the brain and nerves

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Metabolism

References

Tortora GJ, Derrickson BH. Metabolism. In: Tortora GJ, Derrickson BH, eds. Principles of Anatomy and Physiology. 14th ed. Hoboken, NJ: John Wiley & Sons; 2014:chap 25.