Effects of Congruent and Incongruent Stimulus Colour on Flavour Discriminations

Wieneke, Leonie and Schmuck, Pauline and Zacher, Julia and Greenlee, Mark W. and Plank, Tina (2018) Effects of Congruent and Incongruent Stimulus Colour on Flavour Discriminations. I-PERCEPTION, 9 (2): 2041669518. ISSN 2041-6695,

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Abstract

In addition to gustatory, olfactory and somatosensory input, visual information plays a role in our experience of food and drink. We asked whether colour in this context has an effect at the perceptual level via multisensory integration or if higher level cognitive factors are involved. Using an articulatory suppression task, comparable to Stevenson and Oaten, cognitive processes should be interrupted during a flavour discriminatory task, so that any residual colour effects would be traceable to low-level integration. Subjects judged in a three-alternative forced-choice paradigm the presence of a different flavour (triangle test). On each trial, they tasted three liquids from identical glasses, with one of them containing a different flavour. The substances were congruent in colour and flavour, incongruent or uncoloured. Subjects who performed the articulatory suppression task responded faster and made fewer errors. The findings suggest a role for higher level cognitive processing in the effect of colour on flavour judgements.

Item Type: Article
Uncontrolled Keywords: ODOR; IDENTIFICATION; PERCEPTION; INTENSITY; SWEETNESS; RESPONSES; BEVERAGES; colour perception; flavour perception; multisensory integration
Subjects: 100 Philosophy & psychology > 150 Psychology
Divisions: Psychology and Pedagogy > Institut für Psychologie
Psychology and Pedagogy > Institut für Psychologie > Lehrstuhl für Psychologie I (Allgemeine Psychologie I und Methodenlehre) - Prof. Dr. Mark W. Greenlee
Depositing User: Dr. Gernot Deinzer
Date Deposited: 12 Mar 2020 09:21
Last Modified: 12 Mar 2020 09:21
URI: https://pred.uni-regensburg.de/id/eprint/14901

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