The most widely applied method of biofeedback uses a device called an _____, which provides feedback about the level of muscular tension in the body.
A) electromyograph
B) electrode wand
C) ultrasound machine
D) emotional regulator

Question

Quizplus · Accepted Answer

An electromyograph is the device most commonly used in biofeedback to measure the electrical activity produced by skeletal muscles, thereby providing feedback about the level of muscular tension.

The Most Widely Applied Method of Biofeedback Uses a Device