Parts of the Nervous System. show/hide words to know. 1  Central nervous system (CNS): a part of the nervous system which includes the brain and spinal cord. 2  Parasympathetic nervous system: the part of your nervous system that unconsciously controls your organs and glands when your body is at rest.
Sinus infection (sinusitis) is caused by allergies, infection, and chemicals or other irritants of sinuses. Signs and symptoms are headache, fever, and facial tenderness, pressure, or pain. Treatments of sinus infections are generally with antibiotics and at times, home remedies.
In short, the âroot causeâ of sinusitis is a systemic infection that leads to a weak immune system. The sinuses are simply one of many âsafe havensâ for these microbes to live and multiply. The microbes that cause sinusitis can not only be found in the sinuses but also in the liver, the lymph system, the bloodstream and/or in other places.