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Medical Term:

Ringer solution

Pronunciation: ring'er


  1. a solution resembling the blood serum in its salt constituents; it contains 8.6 g of NaCl, 0.3 g of KCl, and 0.33 g of CaCl2 in each 1000 mL of distilled water; used as a fluid and electrolyte replenisher by intravenous infusion.
  2. a salt solution usually used in combination with naturally occurring body substances (blood serum, tissue extracts) and more complex chemically defined nutritive solutions for culturing animal cells.

See: Ringer injection

Synonym(s): Ringer lactate

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