Fig. 10
From: Facial skin blood flow responses during exposures to emotionally charged movies
a The responses in facial skin blood flows during the mental arithmetic task in six subjects. The data on skin blood flows in the bilateral infraorbital and cheek regions were pooled and averaged, respectively. b The responses in limb skin blood flows (forearm and the dorsum of the hand) during the mental arithmetic task in the same subjects. *Significant difference (P < 0.05) from the baseline control before the mental arithmetic task. AU arbitrary unit