#area_of_cardiac_dullness  a triangular area of the front of the chest (determined by percussion); corresponds to the part of the heart not covered by the lungs
  supertype:  area.body_part__region  a part of an animal that has a special function or is supplied by a given artery or nerve; "in the abdominal region"
  part of:  pectus__thorax__chest  the part of the human body between the neck and the diaphragm or the corresponding part in other vertebrates
     part of:  vertebrate__craniate  animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium
     part of:  torso__trunk__body  the body excluding the head and neck and limbs; "they moved their arms and legs and bodies"
        part of:  body__organic_structure__organicstructure__physical_structure  the entire physical structure of an organism (especially an animal or human being); "he felt as if his whole body were on fire"

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