Multiple choice

Which of the given compounds is not present in the extracellular fluid of our body?

  1. Sodium ions

  2. Potassium ions

  3. Manganese ions

  4. Chloride ions

  5. Calcium ions
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Manganese is a naturally occurring element and an essential nutrient. ECF contains large amounts of sodium, chloride ions and moderate amounts of bicarbonate ions. Potassium, calcium, magnesium and phosphate ions are present in very minute quantities. But manganese is not present in ECF.

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