This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Renal physiology, Subject name: Physiology
The presence of large quantities of unabsorbed solutes in the renal tubule causes an increase in urine volume this is called 
Select and explain. 
A. Osmotic diuresis, B. Osmotic natriuresis, C. Water intoxication, D. Water diuresis
A: Osmotic diuresis
Answer: A: Osmotic diuresis 
Explanation: Diuresis due to a high concentration of osmotically active substances in the renal tubules (for example, urea, sodium sulfate), which limit the reabsorption of water.Ref: Ganong&;s review of medical physiology; 24th edition; page no; 689