thorax morphology trait thoracic cavity morphology trait 2010-02-10T03:32:14Z Any measurable or observable characteristic related to the shape, structure, color or pattern of the cavity in the vertebrate body enclosed by the ribcage between the diaphragm and the neck, and contains the lungs, heart, thoracic aorta, pulmonary artery and its branches, thymus gland, and the respiratory airway. Trait.ontology VT:0015045 smb