With any other cation, you get salts-for example, sodium sulfate (Na 2 SO 4) - which are mostly solids. It will take you a while to get familiar with all the possibilities, but for now, -ate or -ite indicating a salt and a solid will be the right answer most of the time. Logged.
The piriform sinus is contained in the hypopharynx, which is located between the hyoid bone and cricoid cartilage where the voice box begins.
The frontal sinus are situated behind the brow ridges. Sinuses are mucosa-lined airspaces within the bones of the face and skull. Each opens into the anterior part of the corresponding middle nasal meatus of the nose through the frontonasal duct which traverses the anterior part of the labyrinth of the ethmoid.nfection of the frontal sinus causing sinusitis can give rise to serious complications, as it is in close proximity to the orbit and cranial cavity (orbital cellulitis, epidural and subdural abscess, meningitis).