This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thorax, Subject name: Anatomy
Thoracic duct crosses at 
Select and explain. 
A. T1, B. C7, C. T5, D. T8
B: C7
Answer: B: C7 
Explanation: In the neck thoracic duct arches laterally at the level of C7 <img src=" /> B D CHAURASIA'S HUMAN ANATOMY UPPER LIMB THORAX-VOLUME-1 SIXTH EDITION Page no-285