Cortical control of facial expression.

Müri, René Martin (2015). Cortical control of facial expression. Journal of comparative neurology, 524(8), pp. 1578-1585. Wiley-Blackwell 10.1002/cne.23908

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The present topical review deals with the motor control of facial expressions in humans. Facial expressions are a central part of human communication. Emotional face expressions have a crucial role in human non-verbal behavior, allowing a rapid transfer of information between individuals. Facial expressions can be both voluntarily or emotionally controlled. Recent studies in non-human primates and humans revealed that the motor control of facial expressions has a distributed neural representation. At least 5 cortical regions on the medial and lateral aspects of each hemisphere are involved: the primary motor cortex, the ventral lateral premotor cortex, the supplementary motor area on the medial wall, and, finally, the rostral and caudal cingulate cortex. The results of studies in humans and non-human primates suggest that the innervation of the face is bilaterally controlled for the upper part, and mainly contralaterally controlled for the lower part. Furthermore, the primary motor cortex, the ventral lateral premotor cortex, and the supplementary motor area are essential for the voluntary control of facial expressions. In contrast, the cingulate cortical areas are important for emotional expression, since they receive input from different structures of the limbic system. This article is protected by copyright. All rights reserved.

Item Type:

Journal Article (Review Article)

Division/Institute:

04 Faculty of Medicine > Department of Head Organs and Neurology (DKNS) > Clinic of Neurology

UniBE Contributor:

Müri, René Martin

Subjects:

600 Technology > 610 Medicine & health

ISSN:

0021-9967

Publisher:

Wiley-Blackwell

Language:

English

Submitter:

Valentina Rossetti

Date Deposited:

01 Oct 2015 13:06

Last Modified:

01 Oct 2016 02:30

Publisher DOI:

10.1002/cne.23908

PubMed ID:

26418049

Uncontrolled Keywords:

emotion; facial expression; facial innervation; human

BORIS DOI:

10.7892/boris.72088

URI:

https://boris.unibe.ch/id/eprint/72088

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