A person's awareness of everything going on around him or her at any given time
what is consciousness?
A cycle of bodily rhythm that occurs over a 24-hour period
What is the circadian rhythm?
Brain waves that indicate a state of relaxation or drowsiness
What are alpha waves?
According to Freud, the "plot' of a dream
What is manifest content?
A state of consciousness in which a person is easily susceptible to suggestion
What is hypnosis?
William James' idea that ideas, sensations, and thoughts flow from one to another
What is "stream of consciousness"?
The technical term for lacking enough sleep
What is sleep deprivation?
Vivid visual events in N-REM 1 stage of sleep
What are hypnogogic images?
Controversial proposal of dreaming that suggests there's no meaning as to why our brain does it
What is the activation synthesis hypothesis?
Relieve pain, create amnesia, alter sensory perceptions, and help people relax
What are things hypnosis CAN do?
Much of our time awake is spent in this state
What is waking consciousness?
Sleep theory proposing we sleep at night to avoid predators that are nocturnal.
What is the adaptive theory?
Brief electrical bursts lasting a few seconds in N-REM 2
What are sleep spindles?
Freud believed this is why we dream
What is wish fulfillment?
Chemical substances that alter thinking, perception, and memory
What are psychoactive drugs?
Conscious processing of stimuli
What is effortful or explicit processing?
Sleep theory that states it's necessary to sleep so we can recharge ourselves
What is the restorative theory?
Slowest and largest waves that appear during deep N-REM 3 and 4
What are delta waves?
Revised version of the activation synthesis hypothesis; suggests dreams are influenced by events in our waking hours
What is the activation information mode? AIM
Physical symptoms that can cause nausea and extreme pain from lack of an addictive drug
What is physical withdrawal?
This is what's called when a shift takes place in the quality or pattern of your mental activity.
What is an altered state?
Any sleep stage that does not incorporate dreams
What is N-REM?
Sleep disorder in which a person falls immediately asleep with no warning
What is narcolepsy?
These people tend to dream about people they know and personal appearance
Who are women?
Among teenagers, this can lead to drug use and abuse
What is peer pressure?