Research on change of the facial skin blood flow in interpersonal communication

本研究探讨了在人际交往中由于面部皮肤血流量的变化而引起的面部颜色变化的功能。观察了不同情绪下观察者的存在对面部皮肤血流量的影响。此外，研究了面部皮肤血流量作为心理生理指标的适用性。结果表明，人际交往中面部皮肤血流量增加。提示面部皮肤血流量具有清晰显示人际交往中所唤起的情绪的功能，并有可能指示情绪的强度。

The present study investigated the function of change in color of the face which arises as a result of change of a facial cutaneous blood flow in interpersonal communication. The effect of an observer's existence on the facial cutaneous blood flow during various emotions was examined. Furthermore, the applicability of the facial cutaneous blood flow as a psychophysiological index was examined. The results showed the facial cutaneous blood flow increased in interpersonal communication. It was suggested that the facial cutaneous blood flow has a function to show clearly the emotion evoked in the interpersonal communication and has a possibility to indicate the intensity of the emotion.