olfactory system: Quick Facts

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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 diagram illustrating the process of a snake extending and retracting its tongue to capture and deliver odor particles to the Jacobson's (vomeronasal) organ; it also shows the olfactory bulb and brain.

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.

Learn how the olfactory bulb in the brain processes the information from the olfactory receptors lining the nose

How do researchers study the mechanism of predictive coding?

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nasal cavity nose smell sense organ human ear taste bud sensory neuron pheromone taste

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