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. Author manuscript; available in PMC: 2010 Feb 1.
Published in final edited form as: Neuroimage. 2008 Oct 11;44(3):1178–1187. doi: 10.1016/j.neuroimage.2008.09.039

Figure 1.

Figure 1

Behavioral task and validation of stimulus valence. A. The paradigm consisted of presentations of negative and positive sound stimuli of variable duration (2, 4 or 6 s) presented with a fixed inter-stimulus interval (ISI) of 12s. In total 30 negative and 30 positive auditory stimuli were presented in a pseudorandom order. B. While in the scanner subjects rated the sounds as either pleasant or unpleasant on a 5 point rating scale, 1 being most unpleasant, and 5 being most pleasant. C. Skin conductance response (SCR) to the negative and positive auditory stimuli.