Smell and Taste .
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Transcript of Smell and Taste .
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Smell and Taste.
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Smell.Olfaction-The sense of smell.Ansomics/ hyposmia-Lack of the functioning
olfaction.Pheromones-Chemical signals released by
organisms to communicate with other members of their species.
Aromatherapy-The practice of using volatile plant oils, including essential oils for psychological and physical well-being.
Hippocampus-Controls the fuctioning of emotions, memories, navigation, and spatial orientation.
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Process of Smell.
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Taste.Gustation-The sense of taste.Taste Buds-Located on tongue,
contains receptors for taste.Papillae-Located on the furthest
back and side parts of tongue.Microvilli-The site where chemicals
dissolved in saliva can interact directly with taste cells.
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Process of Taste.
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Types of Taste.SweetSourBitterSaltyUmami
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Sensory Disorders.Infants have heightened taste sensibility.
Even though gustatory receptors are frequently replaced, they never live up to par as the original.
Factors of taste and smell lost:Old age. Smoking.Alcohol.Acids.Hot foods.Cocaine
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Supertasters and Non-tasters.Supertasters
Have higher level of density of papillae on their tongues.
Allows bitter tastes to be more prominent, which makes diet sodas and broccoli harder to tolerate for these people.
Non-tastersThose with lower density are regular
tasters, or extreme non-tasters.