Which of the following do not enter abdominal cavity from thoracic cavity at the level of T12 vertebra through an opening in the diaphragm?: (A) Right phrenic Nerve, (B) Aorta, (C) Azygos vein, (D) Thoracic duct
Answer is A. Right phrenic Nerve enters abdominal cavity along with inferior venacava at the level of T8 vertebra.