Threatening a rubber hand that you feel is yours elicits a cortical anxiety response.
Proceedings of the National Academy of Sciences of the United States of America June 5, 2007 H Henrik Ehrsson, Katja Wiech, Nikolaus Weiskopf et al.
The feeling of body ownership is a fundamental aspect of self-consciousness. The underlying neural mechanisms can be studied by using the illusion where a person is made to feel that a rubber hand is his or her own hand by brushing the person's hidden real hand and synchronously brushing the artificial hand that is in full view. Here we show that threat to the rubber hand can induce a similar...