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.

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

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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Nasal polyps are small growths that are seen within the nasal cavity. They arise in individuals who are prone to developing recurrent allergies and are responsible for a variety of different symptoms and constant visits to the doctor.

Nasal polyps are small growths that are seen within the nasal cavity. They arise in individuals who are prone to developing recurrent allergies and are responsible for a variety of different symptoms and constant visits to the doctor.

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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

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

Lateral wall of Nasal Cavity - Bones and Cartilages

Lateral wall of Nasal Cavity - Bones and Cartilages

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Paranasal Sinus and Nasal Cavity Cancer Treatment (PDQ®)—Health Professional…

Paranasal Sinus and Nasal Cavity Cancer Treatment (PDQ®)—Health Professional…

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1906 Upper Respiratory System Nasal Cavity Sinuses Passage of Air

1906 Upper Respiratory System Nasal Cavity Sinuses Passage of Air

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