The patient is going through various diagnostic tests to determine the diagnosis. In the meantime, the patient is experiencing a lot of pain. A non-pharmacological nursing intervention would be _______. Base on the gate theory, the ________would close the patient gate so the patient’s pain would decrease. The physiological response would be a _________ and the behavior response, hopefully would be ________. The nurse should evaluate the effectiveness of the intervention by asking the patient to rate the pain on a scale of ____________