ap Flashcards

11434137012	Conciousness	our awareness of ourselves and our environment	0
11434141545	biological rhythms	periodic physiological fluctuations	1
11434143578	circadian rhythm	the biological clock; regular bodily rhythms (for example, of temperature and wakefulness) that occur on a 24-hour cycle	2
11434146773	REM sleep	Rapid eye movement sleep, a recurring sleep stage during which vivid dreams commonly occur. Also known as paradoxical sleep, because the muscles are relaxed (except for minor twitches) but other body systems are active.	3
11434147472	alpha waves	the relatively slow brain waves of a relaxed, awake state	4
11434147473	sleep	periodic, natural loss of consciousness--as distinct from unconsciousness resulting from a coma, general anesthesia, or hibernation	5
11434149624	Hallucinations	false sensory experiences, such as seeing something in the absence of an external visual stimulus	6
11434150409	delta waves	the large, slow brain waves associated with deep sleep	7
11434161684	insomnia	recurring problems in falling or staying asleep	8
11434213038	seasonal affective disorder	a depressed mood during winters dark months	9
11434241681	suprachiasmatic nucleus	a pair of cell clusters in the hypothalamus that controls circadian rhythm	10