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More by Guillaume-Benjamin-Amant Duchenne (de Boulogne)

Face in repose
Guillaume-Benjamin-Amant Duchenne (de Boulogne)

Attention
Guillaume-Benjamin-Amant Duchenne (de Boulogne)

A relaxed face (left); Profound attention (right)
Guillaume-Benjamin-Amant Duchenne (de Boulogne)

The muscle of attention (left); Eyebrow contraction due to bright light (right)
Guillaume-Benjamin-Amant Duchenne (de Boulogne)

Attention (left); Reflection (right)
Guillaume-Benjamin-Amant Duchenne (de Boulogne)

Plate 14: Designed to show a comparison between the maximal contraction of the superior part of m. orbicularis oculi and m. corrugator supercilii, in the same individual. On the left, very strong electrization of the superior part of m. orbicularis oculi: dissatisfaction, somber thoughts. On the right, electrization of m. corrugator supercilii.
Guillaume-Benjamin-Amant Duchenne (de Boulogne)

Expression of severity
Guillaume-Benjamin-Amant Duchenne (de Boulogne)

Attention (left); Severity, aggression (right)
Guillaume-Benjamin-Amant Duchenne (de Boulogne)