nose

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Images & Videos

Medical illustration showing a sagittal section of the human head focused on the nasal cavity, with labeled parts including the frontal and sphenoid sinuses, ethmoid bone, conchae, nasal vestibule, oral cavity, soft palate, anterior nasal spine, and tongue.

A swimmer wearing goggles and a swim cap turns their head to breathe while swimming in open water, emphasizing the act of breathing during exercise.

Cross-section diagram of the olfactory epithelium in the nasal cavity, showing labeled structures including olfactory receptor cells, supporting cells, basal cells, Bowman's gland, olfactory nerve fibers, cilia, and odor molecules.

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anatomy

Videos

A swimmer wearing goggles and a swim cap turns their head to breathe while swimming in open water, emphasizing the act of breathing during exercise.

How Much Air Do You Breathe in a Lifetime?

Every minute, multiple liters of air are cycled through your lungs.

Video: Encyclopædia Britannica, Inc.

Images

Medical illustration showing a sagittal section of the human head focused on the nasal cavity, with labeled parts including the frontal and sphenoid sinuses, ethmoid bone, conchae, nasal vestibule, oral cavity, soft palate, anterior nasal spine, and tongue.

human nasal cavity

Sagittal view of the human nasal cavity.

Encyclopædia Britannica, Inc.

Cross-section diagram of the olfactory epithelium in the nasal cavity, showing labeled structures including olfactory receptor cells, supporting cells, basal cells, Bowman's gland, olfactory nerve fibers, cilia, and odor molecules.

Olfactory epithelium

The olfactory epithelium, found within the nasal cavity, contains olfactory receptor...

Encyclopædia Britannica, Inc.

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