What is a stimulant?
A drug that increases the action of the central nervous system, the heart, and other organs
What is a depressant?
A drug that slows brain and body reactions
What is a hallucination?
false sensory perception
What is a barbiturate?
A class of sedative and sleep-inducing drugs derived from barbituric acid
What is an addiction?
A physical dependence on a substance
What is tolerance?
decreasing response to repeated drug doses
What is withdrawal?
the discomfort and distress that follow discontinuing the use of an addictive drug
Cocaine is a:
stimulant, speeds up brain, numbing, stroke, irregular heartbeat
Nicotine is a:
stimulant, increase in nerve activity and heart rate, calming effect for regular users, cancer, heart disease, stroke, emphysema
Alcohol is a:
depressant, Slows both brain and body, disrupts memory and has long-term effect on the brain and cognition reduces self-awareness and self control
Methamphetamine is a:
stimulant, speeds up nerve and brain activity, increased alertness and energy, decreased appetite, seizures, severe overheating, heart damage, long term use can cause harmful behavior, malnutrition, memory loss, anxiety, insomnia, paranoia, and illusions
LSD is a:
hallucinogen, changes users perception of time, color, movement, and sound, changes how they think and feel
Caffeine is a:
stimulant, increased breathing and heart rate, increased mental alertness and physical energy
What is a circadian rhythm?
the biological clock; regular bodily rhythms that occur on a 24-hour cycle
What are brain waves?
patterns of electrical activity generated by the brain
What are alpha brain waves?
brainwaves that relate to creativity and daydreaming
What are delta brainwaves?
brainwaves that relate to deep sleep
What is sleep debt?
If you don't sleep enough, you "owe" more sleep to yourself. You can't overcome it with will power and it won't go away on its own.
What is consciousness?
our awareness of ourselves and our environment
What is sleep?
periodic, natural loss of consciousness
What is a sleep disorder?
serious and consistent sleep disturbances that interfere with daytime functioning and cause subjective distress
What is narcolepsy?
a sleep disorder characterized by uncontrollable sleep attacks. Has trouble with staying awake
What are night terrors?
abrupt awakenings with panic and intense emotional arousal (most common in children)
What is sleep apnea?
person stops breathing for at least 10 seconds repeatedly during sleep
What is insomnia?
recurring problems in falling or staying asleep
What is sleepwalking?
walking while fully asleep
What is sleeptalking?
talking in your sleep
What is daydreaming?
a state of consciousness in which a seemingly purposeless flow of thoughts comes to mind
What is manifest content?
according to Freud, the remembered story line of a dream
What is latent content?
refers to the symbolic meaning of a dream that lies behind the literal content of the dream
Wish-Fulfillment theory was first introduced by...
Freud
Drug addiction can now be diagnosed as a disorder called...
substance use disorder
A relaxed, awake state features Delta Waves in your brain
false
When someone has experienced an acid flashback, you they have taken this drug before...
LSD
Coffee is widely accepted in our society because...
it has caffeine in it, which is not harmful in small and controlled doses
What hormone is produced to trigger sleepiness?
melatonin
The practical medical use for opiates is...
pain relief
Sleep Deprivation affects our heart by...
increasing risk of blood pressure
To help us sleep, when should we exercise?
in the late afternoon
What are opiates?
can slow and depress the nervous system and therefore reduce a person's anxiety, elevate their mood and lower their sensitivity to pain
Symptoms of a cocaine crash includes...
agitation and depression
Marijuana can provide relief to...
cancer Patients going through Chemotherapy
What stage of sleep features vivid, bizarre dreams?
REM
A new form of addiction that was proposed to study further in 2013 is called...
internet gaming disorder
What can disordered drinking do to the brain?
make it shrink
Stage 1 sleep (N1)
-Light sleep -The brain emits alpha waves--> consistent with a relaxed state of wakefulness
Stage 2 sleep (N2)
A sleep deeper than that of stage 1, characterized by a slower, more regular wave pattern, along with momentary interruptions of "sleep spindles."
Stage 3 sleep (N3)
deep sleep characterized by low frequency, high amplitude delta waves
REM sleep
the stage of sleep marked by rapid eye movements, dreaming, and paralysis of motor systems
A psychological factor that may contribute to drug use is...
Stress, depression, homelessness, etc.