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What is Which of the following structure does not pass through the thoracic inlet ? and explain in detail?
Thoracic inlet Inlet of thorax at the level of 1st rib Left recurrent laryngeal nerve passes through thoracic inlet not the right recurrent laryngeal nerve. Structure passing through thoracic inlet are: Viscera Trachea,Esophagus,Apex of lung,Thoracic duct. Large vessels Brachiocephalic aery on right side , Left common carotid, Right and left brachiocephalic vein Smaller vessels Internal thoracic aeries, Superior intercostal aeries, 1st posterior intercostal veins (all are on both sides) Nerves Phrenic nerve, Vagus nerve, Sympathetic trunk( on both sides), Left recurrent laryngeal nerve Muscle Sternohyoid, Sternothyroid,Longus colli