thoracic duct(redirected from pars thoracica ductus thoracici)
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The main duct of the lymphatic system, ascending through the thoracic cavity in front of the spinal column and discharging lymph and chyle into the blood through the left subclavian vein.
(Anatomy) the major duct of the lymphatic system, beginning below the diaphragm and ascending in front of the spinal column to the base of the neck
the main trunk of the lymphatic system, passing along the spinal column in the thoracic cavity and conveying a large amount of lymph and chyle into the venous circulation.
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|Noun||1.||thoracic duct - the major duct of the lymphatic system|
lymphatic system, systema lymphaticum - the interconnected system of spaces and vessels between body tissues and organs by which lymph circulates throughout the body