Introduction to Psychology 10th Edition by Rod Plotnik,Haig Kouyoumdjian

Exercise 40

Many of our physiological responses involved in relaxation (heart rate, blood pressure, temperature, and secretion of hormones) are not under voluntary control because they are regulated by the (a) _____ system. Researchers discovered that some monks have learned a method to voluntarily control temperature, which involves relaxation. This demonstrates that the (b) _____ can be used to control the (c) _____ physiological responses.