This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
What of the following is seen in fresh water drowning ? 
Select and explain. 
A. Hypovolemia, B. Hemoconcentration, C. Hyperkalemia, D. Hypernatremia
C: Hyperkalemia
Answer: C: Hyperkalemia 
Explanation: Ans. is 'c' i.e. Hyperkalemia