This question-and-answer formatted book provides a complete yet focused review of clinical neurophysiology. It contains 534 questions and detailed answers with page references to larger reference books and textbooks of interest. Emphasis is on key concepts that every neurologist/neurophysiologist must master to take qualification boards or to practice this discipline. Coverage includes basic physics and electronics with their direct practical implications, electroencephalography, evoked potentials, nerve conduction studies, electromyography, sleep medicine, autonomic testing and central neurophysiology, and neurophysiological intraoperative monitoring.