This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General physiology, Subject name: Physiology
RMP of nerve cell is equal to which ion&;s equilibrium potential? 
Select and explain. 
A. K+, B. Cl-, C. Na+, D. Ca+
B: Cl-
Answer: B: Cl- 
Explanation: RMP of nerve cell is equal to - 70mV. (REF: GANONG&;S REVIEW OF MEDICAL PHYSIOLOGY 24 EDITION, PAGE NO - 88)