Nerve Conduction Velocity Tests, a Method Used to Assess the Nervous

Nerve conduction velocity tests, a method used to assess the nervous system, is:

A) A simple, painless test that measures the electrical activity of the brain and aids in the location and treatment of disorders
B) A procedure used to assess cerebrospinal fluid for blood, foreign cells, infection, and chemical imbalances
C) A type of x-ray of the interior of the spinal cord used to detect growths or displacement of the vertebral column
D) A test that stimulates nerves on a surface electrode placed on the skin and records the time needed to conduct the information to another electrode
E) A type of CT using radioactive isotopes introduced into brain cells to detect disorders that do not cause structural changes