anatomical structure animal body part body part James Malone EV:0100008 organism subdivision Anatomical structure, which is a subdivision of a cardinal body part; it may exclude bones; is demarcated from other subdivisions of the same cardinal body part by anatomical surfaces or lines or topographical references; together with other contiguous subdivisions of the same cardinal body part, it constitutes a cardinal body part. Examples: thorax, perineum, back of neck, forearm, hand, phalanx, nose, auricle of ear, scrotum. TAO:0001308 XAO:0003013 anatomical site Principal body part subdivision Subdivision of cardinal body part FMA:67504 MAT:0000293 NCIt:C32221 Anatomical structure which is a primary subdivision of whole organism. The mereological sum of these is the whole organism.