Neurophysiology and Sleep: Understanding EEG Waves, Seizures, and Circadian Rhythms, Quizzes of Psychology

Download Neurophysiology and Sleep: Understanding EEG Waves, Seizures, and Circadian Rhythms and more Quizzes Psychology in PDF only on Docsity! TERM 1 Electroencephalogram (EEG) DEFINITION 1 a measurement of electrical activity generated by the brain and recorded from the scalp. TERM 2 Generalized Seizure DEFINITION 2 pathologically large and synchronous neural activity that spreads to encompass the entire cerebral hemispheres. TERM 3 Partial Seizure DEFINITION 3 pathologically large and synchronous neural activity that remains localized to a relatively small region of the brain. TERM 4 Epilepsy DEFINITION 4 a chronic brain disorder characterized by recurrent seizures. TERM 5 Rapid Eye Movement Sleep (REM sleep) DEFINITION 5 a stage of sleep characterized by low-amplitude, high- frequency EEG waves, vivid dreams, rapid eye movements, and atonia. TERM 6 Non-REM Sleep DEFINITION 6 a stage of sleep characterized by large, slow EEG waves, a paucity of dreams, and some muscle tone. TERM 7 Atonia DEFINITION 7 the absence of muscle tone. TERM 8 Ultradian Rhythm DEFINITION 8 any rhythm with a period significantly less than 1 day. TERM 9 Circadian Rhythm DEFINITION 9 any rhythm with a period of about 1 day. TERM 10 Zeitgeber DEFINITION 10 any environmental cue, such as the light-dark cycle, that signals the passage of time.