Water intoxication - sudden intake of large amount of free water by excessive drinking causes acute hyponatremia, i.e., sudden decrease of Na concentration in the serum. The osmotic pressure ...

• 我倒想起来了，当年献血之前，我们很多同学都那个大杯子拼命的喝水，为了稀释血液，怎么就没喝出水中毒呢。