What is the name of the electrodiagnostic assessment of the activity of the skeletal muscles?

The electrodiagnostic assessment of skeletal muscle activity is called electromyography. This technique involves placing electrodes on the skin or inserting them into the muscles to record the electrical activity during muscle contraction and relaxation. It is essential for diagnosing various neuromuscular disorders, as it provides insights into the function and health of skeletal muscles and the nerves that control them. Electromyography helps in assessing conditions like muscular dystrophy, neuropathies, and other disorders that affect the communication between nerves and muscles.

The other options pertain to different technologies; for instance, an electrocardiogram measures the electrical activity of the heart, while magnetic resonance imaging and computed tomography are advanced imaging techniques used to visualize internal structures rather than evaluate muscle electrical activity.