 Tasks used to measure emotional responsivity, particularly in children, include:  Facial stimuli: This task involves asking a participant to view pictures of human faces that display different facial expressions.
<meaning-changed>  Tasks used to measure emotional responsivity, particularly in children, include:  Facial stimuli: This task involves asking a participant to view pictures of human faces that display different facial expressions.
 Tasks used to measure emotional responsivity, particularly in children, include: Picture stimuli: this task involves showing participants pleasant or unpleasant pictures and ask participants to rate the arousal and valence level of the picture. A pleasant picture could depict opposite-sex erotica; an unpleasant picture could be a burned human body. The International Affective Picture System is a photo database that generates pictures designed to arouse specific emotions. Film clips: this task asks participants to view film clips that arouse different emotions. For example, comedies’ clips trigger potential feelings of joy. Neutral clips such as scenes of rainforests usually are included to serve as a control. Experimenter distress: this task involves the experimenter to stimulate emotions from participants by acting scenarios of distress. For example, the experimenter bans his or her knee and display expressions of pain . Facial stimuli: This task involves asking a participant to view pictures of human faces that display different facial expressions.