Randeep had been studying hard for a while in the Lind Hall library for an upcoming Psychology exam. When his friend Annelise came over and said hello, his heart rate decreased, he stretched back in his chair, he gave her a big smile, and said "I’m so happy to see you!" According to Dr. Gewirtz’s definition, when Randeep’s saw his friend, the somatic aspect of his emotional response is that __________.