Terms : Hide Images
| 8430507 | Consciousness | Our awareness of ourselves and our environments | |
| 8430508 | Fantasy-prone Personality | Someone who imagines and recalls experiences with lifelike vividness and who spends considerable time fantasizing | |
| 8430509 | Biological Rhythms | Periodic physiological fluctuations | |
| 8430510 | Circadian Rhythm | The biological clock; regular bodily rhythms that occur on a 24-hour cycle | |
| 8430511 | REM Sleep | Rapid eye movement sleep, a recurring sleep stage during which vivid dreams commonly occur | |
| 8430512 | Alpha Waves | The relatively slow brain waves of a relaxed, awake state | |
| 8430513 | Sleep | Periodic, natural, reversible loss of consciousness | |
| 8430514 | Hallucinations | False sensory experiences, such as seeing something in absence of an external visual stimulus | |
| 8430515 | Delta Waves | The large, slow brain waves associated with deep sleep | |
| 8430516 | Insomnia | Recurring problems in falling or staying asleep | |
| 8430517 | Narcolepsy | A sleep disorder characterized by uncontrollable sleep attacks | |
| 8430518 | Sleep Apnea | A sleep disorder characterized by temporary cessations of breathing during sleep and consequent momentary reawakenings | |
| 8430519 | Night Terrors | A sleep disorder chacterized by high arousal and an appearance of being terrified | |
| 8430520 | Dream | A sequence of images, emotions, and thoughts passing through a sleeping person's mind | |
| 8430521 | Manifest Content | According to Freud, the remembered story line of a dream | |
| 8430522 | Latent Content | According to Freud, the underlying meaning of a deam | |
| 8430523 | REM Rebound | The tendency for REM sleep to increase following REM sleep deprivation | |
| 8430524 | Hypnosis | A social interaction in which one person suggests to another that certain perceptions, feelings, thoughts, or behaviors will spontaneously occur | |
| 8430525 | Posthypnotic Amnesia | Supposed inability to recall what one experiencesd during hypnosis | |
| 8430526 | Poshypnotic Suggestion | A suggestion, made during a hypnosis session, to be carried out after the subject is no longer hypnotized | |
| 8430527 | Dissociation | A split consciousness which allows some thoughts and behaviors to occur simultaneously with others | |
| 8430528 | Hidden Observer | Hilgard's term describing a hypnotized subject's awareness of experiences, such as pain, that go unreported during hypnosis | |
| 8430529 | Psychoactive Drug | A chemical substance that alters perceptions and mood | |
| 8430530 | Tolerance | The diminishing effect with regular use of the smae dose of a drug, requiring the user to take larger and larger doses before experiencing the drug's effect | |
| 8430531 | Withdrawal | The discomfort and distress that follow discontinuing the use of an addictive drug | |
| 8430532 | Pshysical Dependence | A physiological need for a drug, marked by unpleasant withdrawal symptoms when the drug is discontinued | |
| 8430533 | Psychological Dependence | A psychological need to use a drug, such as to relieve negative emotions | |
| 8430534 | Depressants | Drugs that reduce the neural activity and slow the body functions | |
| 8430535 | Stimulants | Drugs that excite neural activity and speed up body functions | |
| 8430536 | Hallucinogens | Psychedelic drugs, such as LSD, that distort perceptions and evoke sensory images in the absence of sensory input | |
| 8430537 | Barbiturates | Drugs that depress the activity of the central nervous system, reducing anxiety but impairing memory and judgement | |
| 8430538 | Opiates | Opium and its derivatives, such as morphene and heroin, that depress neural activity temporarily lessening pain and anxiety | |
| 8430539 | Amphetamines | Drugs that stimulate neural activity, causing speeded-up body functions and associated energy and mood changes | |
| 8430540 | LSD | A powerful hallucinogetic drug | |
| 8430541 | THC | The major active ingredient in marijuanna | |
| 8430542 | Near-death Experience | An altered state of consciousness reported after a close bruch with death |
