Sinuses and the Brain

. Posted in HEALTHY BODY

The brain relies on the sinuses in various ways as well. Aside from providing clean, oxygen-rich air to the brain via the bloodstream, the sinuses aid the brain in several autonomic nervous system responses. For instance, we know that there is a nasopulmonary reflex that causes a drop in oxygen saturation levels throughout the body when your nose and/or nasopharynx are obstructed. I see this when there is a tissue mass in the nasopharynx or when packing is placed there to stop a nosebleed. A second reflex occurs when you are splashed in the face and nose with cold water: You stop breathing. The sinuses and nose also affect and are affected by the complex structure of the autonomic nervous system, which comprises the parasympathetic and sympathetic nervous systems.

Sinus Tips:
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