A client with chronic pain uses a machine to monitor his physiologic responses to pain. The unit transforms the data into a visual display and through seeing the pain responses, the client is taught to regulate his physiologic response and control pain through relaxation, imagery, or breathing exercises. This technique for pain control is known as:
a. Therapeutic Touch (TT).
b. transcutaneous electrical nerve stimulation (TENS).
c. biofeedback.
d. hypnosis.

BIOFEEDBACK

Explanation:

This is simply a techniques where the mind-body is fully involved to carry out visual or auditory feedback in order to gain full control over involuntary bodily functions. This can in most cases include gaining voluntary control over certain things such as heart rate, pain perception, Blood flow, blood pressure and muscle tension.

c. Biofeedback

Explanation:

Biofeedback is a technique applied to a patient inorder for them to be able to control involuntary processes in their body by using visual or auditory feedback from their bodies. There are electrical sensors attached to certain parts of the body inorder to receive such information. This technique better helps the patient to provide cure to certain illness through relaxation etc.