Sense of smell

Sense of Smell

The Sense of Smell, also known as Olfaction, is one of the five traditional senses. It refers to the ability to detect and identify the odors of different substances. The sense of smell is a chemical sense, like the sense of taste, and is part of the sensory system.

Anatomy of the Olfactory System

The olfactory system is the part of the sensory system used for smelling. It includes the nose and the olfactory bulb, which are involved in the detection and identification of odors.

Nose

The nose is the primary organ of smell. It contains the olfactory epithelium, which is a specialized tissue inside the nose that is involved in smell.

Olfactory Bulb

The olfactory bulb is a structure located in the brain that processes information about odors detected by the nose.

Function of the Sense of Smell

The sense of smell is used to detect and identify odors. It plays a key role in the perception of flavor, which is a combination of taste and smell. The sense of smell is also important for detecting dangers, such as smoke from a fire or spoiled food.

Disorders of the Sense of Smell

There are several disorders that can affect the sense of smell, including Anosmia, which is the loss of the sense of smell, and Hyperosmia, which is an increased sensitivity to odors.

See Also

• Olfactory System
• Sense of Taste
• Sensory System

References

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  Old women smelling a carnation (Allegory of smell)
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  L'Odorat (La Dame à la licorne)
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  Early Olfactory System