Which of the following statement is true in the mediastinum:
Correct Answer: The left recurrent laryngeal nerve passes under the arch of aoa
Description: The left recurrent laryngeal nerve passes under the arch of aoa. Ligamentum aeriosum is the fibrous remnant of ductus aeriosus, of fetus, a channel that sho circuited the lungs. It passes from commencement of left pulmonary aery to the concavity of aoic arch beyond the point where left subclan aery branches off. The left recurrent laryngeal nerve hooks around it. The left brachiocephalic vein passes anterior to the brachiocephalic aery Thoracic duct traverses the diaphragm at the aoic apeure (T12) and ascends the superior and posterior mediastinum between the descending thoracic aoa (to its left) and the azygos vein(to its right).
Category:
Anatomy
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