anatomical conduit

nasal air sac Organ nerve foramen Bone notochordal canal Organ obturator foramen Bone orifice Organ outflow tract Organ rete ovarii Organ ruminant esophageal groove Muscle subdivision of spinal cord central canal Organ anal canal Organ Alcock's canal Nerve alveolar pore Organ anterior intestinal portal Organ atrial foramen intermedium Organ bone foramen Bone carpal tunnel Organ rete testis Organ hyaloid canal Nerve vertebral canal Bone rectal diverticulum Organ interventricular foramen intermedium Organ upper respiratory conduit Organ foramen perforans tarsi Vessel external acoustic meatus Organ foramen secundum Organ foramen primum Organ femoral canal Vessel hair canal Organ inflow tract Organ intracranial diverticulum of swimbladder Organ internal acoustic meatus Bone lacrimal canaliculus Organ lymph node medullary sinus Vessel lymph node paracortical sinus Vessel vertebral foramen Bone vessel Vessel tube Organ