Motor-Incompatibility of Facial Reactions The Influence of Valence and Stimulus Content on Voluntary Facial Reactions

Eisenbarth, Hedwig and Gerdes, Antje B. M. and Alpers, Georg W. (2011) Motor-Incompatibility of Facial Reactions The Influence of Valence and Stimulus Content on Voluntary Facial Reactions. JOURNAL OF PSYCHOPHYSIOLOGY, 25 (3). pp. 124-130. ISSN 0269-8803, 2151-2124

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Abstract

Emotional cues facilitate motor responses that are associated with approach or avoidance. Previous research has shown that evaluative processing of positive and negative facial expression stimuli is also linked to motor schemata of facial muscles. To further investigate the influence of different types of emotional stimuli on facial reactions, we conducted a study with pictures of emotional facial expressions (KDEF) and scenes (IAPS). Healthy participants were asked to respond to the positive or negative facial expressions (KDEF) and scenes (IAPS) with specific facial muscles in a valence-congruent (stimulus valence matches muscle related valence) or a valence-incongruent condition (stimulus valence is contrary to muscle related valence). Additionally, they were asked to rate pictures in terms of valence and arousal. Muscular response latencies were recorded by an electromyogram. Overall, response latencies were shorter in response to facial expressions than to complex pictures of scenes. For both stimulus categories, response latencies with valence-compatible muscles were shorter compared to reactions with incompatible muscles. Moreover, correlations between picture ratings and facial muscle reactions for happy facial expressions as well as positive scenes reflect a direct relationship between perceived intensity of the subjective emotional experience and physiological responding. Results replicate and extend previous research, indicating that incompatibility effects are reliable across different stimulus types and are not limited to facial mimicry.

Item Type: Article
Uncontrolled Keywords: EMOTIONAL RESPONSES; SOCIAL-INTERACTION; MUSCLE REACTIONS; EXPRESSIONS; MIMICRY; GUIDELINES; DURATION; PICTURES; OTHERS; FACES; facial muscles; faces; incompatibility; rating
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Abteilung für Forensische Psychiatrie
Depositing User: Dr. Gernot Deinzer
Date Deposited: 29 Jun 2020 08:38
Last Modified: 29 Jun 2020 08:38
URI: https://pred.uni-regensburg.de/id/eprint/21421

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