Moderate

The normal range of serum osmolality (in mosm/L) is_____________?

Correct answer: A. 280 to 295

  • A. 280 to 295
  • B. 300 to 320
  • C. 350 to 375
  • D. 200 to 250

Explanation

Normal plasma or serum osmolality is approximately 280 to 295 mOsm/kg, often rounded similarly in questions using mOsm/L. Values above this range indicate hyperosmolality, while lower values indicate hypo-osmolality.

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