Once they begin to urinate outside of the litter box, they continue with this behavior because your carpet, furniture, or bed have the smell of their urine. This odor actually tells your cats that this place is a good place to urinate again and again. try to tell you the possible reasons about why cats urinate outside of the litter box, and how to stop cats from peeing on carpet, furniture, and bed. This system I recommend to you has all the details about the reasons and the solutions.
INTRODUCTION. The paranasal sinuses (âthe sinusesâ) are air-filled cavities located within the bones of the face and around the nasal cavity and eyes. Each sinus is named for the bone in which it is located: Physiology.
Clinical Relevance: Sinusitis. As the paranasal sinuses are continuous with the nasal cavity, an upper respiratory tract infection can spread to the sinuses. Infection of the sinuses causes inflammation (particularly pain and swelling) of the mucosa, and is known as sinusitis. If more than one sinus is affected, it is called pansinusitis.