When food is chewed, the aromas travel upward and are detected by the olfactory nerves, or smell receptors.
When food is chewed, the aromas travel upward and are detected by the olfactory nerves, or smell receptors. djedzura Getty Images/iStockphoto
When food is chewed, the aromas travel upward and are detected by the olfactory nerves, or smell receptors. djedzura Getty Images/iStockphoto