lymphatic system physiology trait 2010-05-17T04:20:50Z Any measurable or observable characteristic related to the function of or processes in the system of lymphoid channels and tissues that drains extracellular fluid from the periphery via the thoracic duct to the blood. Trait.ontology VT:0010040 caripark lymphoid system physiology trait hemolymphoid system physiology trait circulatory system physiology trait