Psych Quiz 7
Lucid dream
A case when the dreamer is aware of having a dream
24 hours
A circadian rhythm lasts about how long?
Hypnosis
A condition of increased suggestibility.
Deja vu
A feeling that an event is uncannily familiar
Meditation
A procedure for inducing a relaxed state
True
A vegetative state is one leave of consciousness. T or F
True
Although a person's brain is quite active during REM sleep, the large muscles in the body are deeply relaxed. T or F
EEG
An investigator who wishes to study stages of sleep would probably rely on what?
Conserving energy
One important function of sleep
Sigmund Freud
Believed that dreams have hidden, symbolic meaning
Melatonin
Circadian rhythms are partially controlled by the release of which hormone?
True
Consciousness is defined as the experience of perceiving oneself and surroundings. T or F
Stage 2
During which stage is brain activity the least?
REM
During which stage is the brain most active?
True
Insomnia refers to "lack of sleep". T or F
False
Sleep spikes are waves of activity at about 12-14 per second which are important for storing memory. T or F
False
Spatial neglect refers to a person being unaware of the right side of ones body, objects and the world
Narcolepsy
Sudden attacks of extreme sleepiness during the day
False
The adrenal gland releases the hormone which helps regulate our sleep-wake cycle. T or F
Night terror
This causes someone to awaken screaming and sweating with a racing heart rate, sometimes flailing with the arms
