Search results
Results from the WOW.Com Content Network
An odor (American English) or odour (Commonwealth English; see spelling differences) is a smell or a scent caused by one or more volatilized chemical compounds generally found in low concentrations that humans and many animals can perceive via their olfactory system.
The Lady and the Unicorn, a Flemish tapestry depicting the sense of smell, 1484–1500. Musée national du Moyen Âge, Paris.. Early scientific study of the sense of smell includes the extensive doctoral dissertation of Eleanor Gamble, published in 1898, which compared olfactory to other stimulus modalities, and implied that smell had a lower intensity discrimination.
English wine aroma terms grouped into categories and subcategories. Olfactory language refers to language associated with the sense of smell.It involves the naming and categorisation of odours by humans according to each odour's perceived source or attributes.
Sharing the sense of smell A tigress rubbing her head on a tree. Olfactic communication is a channel of nonverbal communication referring to the various ways people and animals communicate and engage in social interaction through their sense of smell.
This term was coined in 1989 by what is now the Sense of Smell Institute (SSI), a division of The Fragrance Foundation. [4] The SSI defines aromachology as "a concept based on systematic, scientific data collected under controlled conditions". The term is defined as the scientifically observable influence of smell on emotions and moods.
Once an odor enters into conscious memory, it can signal the presence of a threat, like the smell of gas or smoke. However, odor memory can also be an implicit or unconscious process. This ability to respond automatically to a warning stimulus is much like pre-attentive processes in other sensory systems which involve the use of automatic forms ...
A fragrance wheel also known as aroma wheel, fragrance circle, perfume wheel or smell wheel, is a circular diagram showing the inferred relationships among olfactory groups based upon similarities and differences in their odor. [1] The groups bordering one another are implied to share common olfactory characteristics.
Once the odorant has bound to the odor receptor, the receptor undergoes structural changes and it binds and activates the olfactory-type G protein on the inside of the olfactory receptor neuron. The G protein ( G olf and/or G s ) [ 10 ] in turn activates the lyase - adenylate cyclase - which converts ATP into cyclic AMP (cAMP).