1. Which does not pass through the aoic opening(2018): (A) A) Aoa, (B) B) Vagus nerve, (C) C) Azygos vein, (D) D) Thoracic duct
Answer is B. The aoic hiatus trans- mits the aoa, thoracic duct, lymphatic trunks from the lower posterior thoracic wall and, sometimes, the azygos and hemiazygos veins