the state of being aware of oneself, one's thoughts, and/or the environment.
New cards
2
Cognitive Psychology
the scientific study of all the mental activities associated with thinking, knowing, remembering, and communicating
New cards
3
automatic processing
attending to information with littleor no conscious effort or awareness.
New cards
4
selective attention
tha ability to focus awareness on a small segment of information that is available through our sensory systems
New cards
5
circadian rhythm
The daily patterns roughly following the 24-hour cycle of daylight and darkness; 24-hour cycle of physiological and behavioral functioning.
New cards
6
beta waves
Brainwaves detected by an EEG that represent a state of fully alert wakefulness
New cards
7
alpha waves
the relatively slow brain waves of a relaxed, awake state
New cards
8
Non-rapid eye movement (NREM)
the non dreaming sleep that occurs during sleep stages 1 to 4
New cards
9
theta waves
brain waves that indicate light sleep
New cards
10
delta waves
the large, slow brain waves associated with deep sleep
New cards
11
rapid eye movement (REM)
stage of sleep in which the eyes move rapidly under the eyelids and the person is typically experiencing a dream
New cards
12
Narcolepsy
A neurological disorder characterized by excessive daytime sleepiness, which includes lapses into sleep and napping.
New cards
13
REM sleep behavior disorder
A sleep disturbance in which the mechanism responsible for paralyzing the body during REM sleep is not functioning, resulting in the acting out of dreams.
New cards
14
Obstructive Sleep Apnea Hypopnea
A serious disturbance of non-REM sleep characterized by complete absence of air flow (apnea) or reduced air flow (hypopnea).
New cards
15
insomnia
sleep disturbance characterized by an inability to fall asleep or stay asleep.
New cards
16
sleep terrors
A disturbance of non-REM sleep, generally occurring in children; characterized by screaming, staring fearfully, and usually no memory of the episode the following morning.
New cards
17
nightmares
frightening dreams that occur during REM sleep
New cards
18
REM rebound
an increase in the typical amount of REM sleep following reduction of REM sleep owing to sleep deprivation or the use of certain drugs that reduce REM sleep
New cards
19
manifest content
The apparent meaning of a dream; the remembered story line of a dream.
New cards
20
latent content
according to Freud, the underlying meaning of a dream
New cards
21
activation-synthesis model
the theory that dreams are produced when the brain attempts to make sense of random neural activity that occurs during sleep
New cards
22
psychoactive drugs
chemicals that affect the central nervous system and alter activity in the brain
New cards
23
depressants
a class of drugs that slow down the body's physiological and mental processes.
New cards
24
Barbiturates
drugs that depress the activity of the central nervous system, reducing anxiety but impairing memory and judgment
New cards
25
Opiates
A class of psychoactive drugs that cause a sense of euphoria; a drug that imitates the endorphins naturally produced in the brain.
New cards
26
Stimulants
a class of drugs that speed up the body's physiological and mental processes.
New cards
27
Amphetamines
stimulant drugs that initially produce "rushes" of euphoria often followed by sudden "crashes" and, sometimes, severe depression
New cards
28
Hallucinogens
A group of psychoactive drugs that can produce hallucinations (auditory, visual, or kinesthetic), distorted sensory experiences, alterations of mood, and distorted thinking.
New cards
29
Lysergic Acid Diethylamide (LSD)
A synthetically produced, odorless, tasteless, and colorless hallucinogen that is very potent; produces extreme changes in sensations and perceptions.
New cards
30
Methylenedioxymethamphetamine (MDMA)
A synthetic drug chemically similar to the stimulant methamphetamine and the hallucinogen mescaline; produces a combination of stimulant and hallucinogenic effects.
New cards
31
Tetrahydrocannabinol (THC)
psychoactive substance in marijuana
New cards
32
physiological dependence
a condition in which the user has a chemical need for a drug
New cards
33
withdrawal
the discomfort and distress that follow discontinuing the use of an addictive drug
New cards
34
delirium tremens
a disorder involving sudden and severe mental changes or seizures caused by abruptly stopping the use of alcohol
New cards
35
Tolerance
the diminishing effect with regular use of the same dose of a drug, requiring the user to take larger and larger doses before experiencing the drug's effect
New cards
36
psychological dependence
a psychological need to use a drug, such as to relieve negative emotions
New cards
37
Hypnosis
An altered state of consciousness or a psychological state of altered attention and expectation in which the individual is unusually receptive to suggestions.
Studied by 7 people
