This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Hyperosmolarcoma are caused by the following excep t by 
Select and explain. 
A. Hyperglycemia, B. Uremia, C. Increased concentration of plasma proteins, D. Increase in plasma sodium concentration
C: Increased concentration of plasma proteins
Answer: C: Increased concentration of plasma proteins 
Explanation: though the concentration of proteins is large they only contribute 2mosm/lbecause of their very high molecular weights