Reduced taste sensitivity in congenital blindness

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Standard

Reduced taste sensitivity in congenital blindness. / Gagnon, Lea; Kupers, Ron; Ptito, Maurice.

I: Chemical Senses, Bind 38, Nr. 6, 07.2013, s. 509-17.

Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

Harvard

Gagnon, L, Kupers, R & Ptito, M 2013, 'Reduced taste sensitivity in congenital blindness', Chemical Senses, bind 38, nr. 6, s. 509-17. https://doi.org/10.1093/chemse/bjt021

APA

Gagnon, L., Kupers, R., & Ptito, M. (2013). Reduced taste sensitivity in congenital blindness. Chemical Senses, 38(6), 509-17. https://doi.org/10.1093/chemse/bjt021

Vancouver

Gagnon L, Kupers R, Ptito M. Reduced taste sensitivity in congenital blindness. Chemical Senses. 2013 jul;38(6):509-17. https://doi.org/10.1093/chemse/bjt021

Author

Gagnon, Lea ; Kupers, Ron ; Ptito, Maurice. / Reduced taste sensitivity in congenital blindness. I: Chemical Senses. 2013 ; Bind 38, Nr. 6. s. 509-17.

Bibtex

@article{60e40ff0cc674c9bb9c8aea23505830a,
title = "Reduced taste sensitivity in congenital blindness",
abstract = "Sight is undoubtedly not only important for food identification and selection but also for the modulation of gustatory sensitivity. We can, therefore, assume that taste sensitivity and eating habits are affected by visual deprivation from birth. We measured taste detection and identification thresholds of the 5 basic tastants in 13 congenitally blind and 13 sighted control subjects. Participants also answered several eating habits questionnaires, including the Food Neophobia Scale, the Food Variety Seeking Tendency Scale, the Intuitive Eating Scale, and the Body Awareness Questionnaire. Our behavioral results showed that compared with the normal sighted, blind subjects have increased thresholds for taste detection and taste identification. This finding is at odds with the superior performance of congenitally blind subjects in several tactile, auditory and olfactory tasks. Our psychometric data further indicate that blind subjects more strongly rely on internal hunger and satiety cues, instead of external contextual or emotional cues, to decide when and what to eat. We suggest that the lower taste sensitivity observed in congenitally blind individuals is due to various blindness-related obstacles when shopping for food, cooking and eating out, all of which contribute to underexpose the gustatory system to a larger variety of taste stimuli.",
author = "Lea Gagnon and Ron Kupers and Maurice Ptito",
year = "2013",
month = "7",
doi = "10.1093/chemse/bjt021",
language = "English",
volume = "38",
pages = "509--17",
journal = "Chemical Senses",
issn = "0379-864X",
publisher = "Oxford University Press",
number = "6",

}

RIS

TY - JOUR

T1 - Reduced taste sensitivity in congenital blindness

AU - Gagnon, Lea

AU - Kupers, Ron

AU - Ptito, Maurice

PY - 2013/7

Y1 - 2013/7

N2 - Sight is undoubtedly not only important for food identification and selection but also for the modulation of gustatory sensitivity. We can, therefore, assume that taste sensitivity and eating habits are affected by visual deprivation from birth. We measured taste detection and identification thresholds of the 5 basic tastants in 13 congenitally blind and 13 sighted control subjects. Participants also answered several eating habits questionnaires, including the Food Neophobia Scale, the Food Variety Seeking Tendency Scale, the Intuitive Eating Scale, and the Body Awareness Questionnaire. Our behavioral results showed that compared with the normal sighted, blind subjects have increased thresholds for taste detection and taste identification. This finding is at odds with the superior performance of congenitally blind subjects in several tactile, auditory and olfactory tasks. Our psychometric data further indicate that blind subjects more strongly rely on internal hunger and satiety cues, instead of external contextual or emotional cues, to decide when and what to eat. We suggest that the lower taste sensitivity observed in congenitally blind individuals is due to various blindness-related obstacles when shopping for food, cooking and eating out, all of which contribute to underexpose the gustatory system to a larger variety of taste stimuli.

AB - Sight is undoubtedly not only important for food identification and selection but also for the modulation of gustatory sensitivity. We can, therefore, assume that taste sensitivity and eating habits are affected by visual deprivation from birth. We measured taste detection and identification thresholds of the 5 basic tastants in 13 congenitally blind and 13 sighted control subjects. Participants also answered several eating habits questionnaires, including the Food Neophobia Scale, the Food Variety Seeking Tendency Scale, the Intuitive Eating Scale, and the Body Awareness Questionnaire. Our behavioral results showed that compared with the normal sighted, blind subjects have increased thresholds for taste detection and taste identification. This finding is at odds with the superior performance of congenitally blind subjects in several tactile, auditory and olfactory tasks. Our psychometric data further indicate that blind subjects more strongly rely on internal hunger and satiety cues, instead of external contextual or emotional cues, to decide when and what to eat. We suggest that the lower taste sensitivity observed in congenitally blind individuals is due to various blindness-related obstacles when shopping for food, cooking and eating out, all of which contribute to underexpose the gustatory system to a larger variety of taste stimuli.

U2 - 10.1093/chemse/bjt021

DO - 10.1093/chemse/bjt021

M3 - Journal article

C2 - 23667250

VL - 38

SP - 509

EP - 517

JO - Chemical Senses

JF - Chemical Senses

SN - 0379-864X

IS - 6

ER -

ID: 119766372