Sleep
What is consciousness?
A state of awareness
How many stages of sleep are there?
There are four stages of sleep
Who is known as the father of psychoanalysis and dream interpretation?
Sigmund Freud
What is hypnosis?
An altered state of consciousness where people become highly suggestible to changes in behavior
What are psychoactive drugs?
Drugs that affect the central nervous system and alter a person's mood, behavior, and perception
What is REM sleep and NREM sleep?
Rapid eye movement (high brain activity) and non-rapid eye movement (slower brain activity)
Stage I lasts up to how many minutes?
10 minutes
Who's dream theory mainly focused on people and objects symbolizing hidden meanings in dreams?
Carl Jung
What is posthypnotic suggestion?
A suggestion made during hypnosis that effects behavior afterward
What is one of the most consumed psychoactive drugs? (Hint: it's a stimulant)
Caffeine
What is a circadian rhythm?
It is a natural process that controls the sleep-wake cycle and repeats every 24 hours
The deepest sleep is at which stage?
Stage IV
Who's dream theory said that dreams are the brain's way of removing certain unnecessary memories, or "housekeeping?"
Francis Crick
What is biofeedback?
Learning to control one's body's functions with the help of machines monitoring the body
What are the four main types of psychoactive drugs?
Hallucinogens, stimulants, opiates, and depressants
Name at least two sleep disorders
Insomnia, narcolepsy, night terrors, sleepwalking/talking
What do you enter when you leave Stage IV sleep?
REM sleep
People rarely remember what amount of time of their dream after waking up?
The last 15 minutes
What is meditation?
Focusing your attention to relax and clear your mind
Slurred speech, impaired judgment and memory, and impaired vision are all side effects of consuming what mind-altering substance?
Alcohol
Humans spend approximately how much of their lives in sleep?
One-third
Most dreaming takes place during which part of sleep?
REM sleep
Freud believed that no matter how simple the dream is, it may contain what?
Thoughts the dreamer is too afraid to acknowledge in their conscious state
Lower heart rate, respiration rate, and blood pressure rate are all possible positive health effects of what?
Meditation
The active ingredient in marijuana is a complex molecule called what?
THC (tetrahydrocannabinol)