NationMaster - Encyclopedia: Ethmoid sinus

except the posterior ethmoidal sinus, all the ethmoidal sinuses will drain into middle meateus. the posterior ethmoidal sinuses will drain into superior meateus.

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Ethmoid Sinus (143 words)
	The ethmoid sinuses are located within the human skull between the eye sockets and above the nose.
	Ethmoid sinuses are matchbox-sized areas filled with 7 to 10 interconnected bubbles made of very thin-walled bone.
	This reduces the flow of mucous, which result in the accumulation of mucous in the ethmoid sinuses.

Sinus - Treat Sinus Naturally (0 words)
	Sinus infections are caused by inflammation and blockage of the sinus cavities.
	Sinus infections are usually treated with an antibiotic, various nasal sprays, or other medication.
	Because sinus infections are common and chronic for many individuals, preventative measures are often used to avoid the discomfort and pain usually associated with a sinus infection.

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