â¢ If your cat has peed on the bed, clean the bed properly and make sure that no odor remains. If your kitty can smell the odor of her urine n the bed, chances are thick that she will pee in the same spot again.She will start to treat the bed as her litter box every time. If your cat has peed on the bed, clean the bed properly and make sure that no odor remains. If your kitty can smell the odor of her urine n the bed, chances are thick that she will pee in the same spot again.
paranasal sinus, any one of the air cavities in various bones around the nose, such as the frontal sinus in the frontal bone lying deep to the medial part of the superciliary ridge and the maxillary sinus within the maxilla between the orbit, the nasal cavity, and the upper teeth. See also accessory nasal sinuses.
maxillary sinus one of the paired paranasal sinuses in the body of the maxilla on either side, opening into the middle nasal meatus on the same side. occipital sinus a venous sinus between the layers of dura mater, passing upward along the midline of the cerebellum. paranasal s's the eight cavities in the skull that are connected with the nasal cavity (see also Plates).