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
Ascending loop of Henle has which transpoer 
Select and explain. 
A. Na+ Cl contraspoer, B. Na+ - 2Cl - K+ cotranspoer, C. ENaC channel, D. Na+ aminoacid contraspoer
B: Na+ - 2Cl - K+ cotranspoer
Answer: B: Na+ - 2Cl - K+ cotranspoer 
Explanation: Ascending loop of Henle has Na+ - 2Cl - K+ cotranspoer. Ref: Ganong's review of medical physiology; 24th edition; page no; 685 ref of image :