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Smells at work: Lime or lemon?

It is the olfactoryRelating to the sense of smell. sense, or sense of smell, that plays a key role in determining your perception of how tasty something is, or its flavor. Flavor is so strongly linked to the olfactory sense that researchers estimate 70 to 75 percent of what humans perceive as taste actually comes from the sense of smell.

Special olfactory cells, located inside the uppermost part of the nose, recognize specific odors. These odors, or chemical molecules, enter the nose and rise upward until they reach the olfactory epitheliumThe patch of mucous membrane at the top of the nasal cavity that contains the olfactory (smell) nerve cells., a postage-stamp-size area that contains olfactory receptor...

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1. Introduction
2. How taste works
3. Smells at work: Lime or lemon?
4. All senses are not created equal
5. Experiment 1 - Supertasters: Is there a correlation between the number of taste buds and taste perception?
6. Experiment 2 - Smell and Taste: How does smell affect the sense of taste?
7. Design Your Own Experiment