This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Upper limb, Subject name: Anatomy
Division of radial nerve occurs at which level. 
Select and explain. 
A. Anterior pa of medial epicondyle, B. Anterior pa of lateral epicondyle, C. Posterior pa of medial epicondyle, D. Posterior pa of lateral epicondyle
B: Anterior pa of lateral epicondyle
Answer: B: Anterior pa of lateral epicondyle 
Explanation: The radial nerve enters the cubital fossa from behind the arm by descending between brachioradialis and brachialis muscles.In front of the lateral epicondyle, it divides into 2 terminal branches -deep and superficialReference: Textbook of anatomy, Upper limb, and thorax, Vishram Singh, 2nd edition, page no.115