anion

(noun)

An negatively charged ion.

Related Terms

  • hyperphosphatemia
  • hypophosphatemia
  • hypochloremia

Examples of anion in the following topics:

  • Anion Regulation

    • Anions chloride, bicarbonate, and phosphate have important roles in maintaining balances and neutrality of vital mechanisms in the body.
    • In addition, excessive sweating may cause a significant loss, especially of the anion chloride.
    • Chloride is the predominant extracellular anion and is a major contributor to the osmotic pressure gradient between the intracellular fluid (ICF) and extracellular fluid (ECF).
    • Bicarbonate is the second most abundant anion in the blood.
  • Body Fluid Composition

    • The extracellular fluid is mainly cations and anions.
    • Anions include: chloride ( mEq/L) and hydrogen carbonate (HCO3- 22-26 mM).
  • Alkalosis

    • As the pH of blood increases, the protein in the blood becomes more ionized into anions.
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