has part has part has_part connects connects conduit for anatomical structure anatomical space anatomical conduit 2 Wikipedia:Foramen SCTID:346902003 EHDAA2:0003080 foramen UBERON:0004111 opening FMA:242873 AEO:0000080 ostium Any tube, opening or passage that connects two distinct anatomical spaces. multicellular anatomical structure anatomical conduit space