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Anatomy of the paranasal sinuses; drawing shows front and side views of the frontal sinus, ethmoid sinus, maxillary sinus, and sphenoid sinus. The nasal cavity and pharynx (throat) are also shown.

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Physiology Review Conducting Zone Made up of rigid passageways that serve to warm, moisten, and filter the inhaled air: nose, nasal cavity, pharynx, larynx, trachea, primary bronchi, tertiary bronchi, bronchioles, terminal bronchioles. Air passages undergo 23 orders of branching in the lungs which significantly increases cross sectional area for flow

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When essential oils are inhaled through the nose, tiny nerves send an immediate signal to the brain and go straight to work on the systems that moderate our minds and bodies. Inhalation can be the most direct delivery method of these incredibly nurturing components in essential oils, since the chemical messengers in the nasal cavity have direct access to the brain.

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35 terms · incisive forament, superior foramina, median palatal suture, lateral fossa, nasal cavity, nasal septum, floor of the nasal cavity, anterior nasal spine, inferior nasal conchae, maxillary sinus, septa withi

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1906 Vintage Upper Respiratory System Nasal Cavity Sinuses Passage of Air Print

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Anterior (A) and lateral (B) views of the paranasal sinuses. C. Coronal section of the skull revealing the cranial, orbital, and nasal cavities and their relationships to the paranasal sinuses

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Involvement of the nasal cavity and paranasal sinuses by IgG4-related disease is rare and is usually found in association with multiorgan lesions. Mikulicz disease- diffuse mucosal thickening of the nasal cavity and paranasal sinuses –“Biopsy revealed IgG4-related sclerosing disease.”

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