Consciousness - the degree of awareness of oneself and one’s environment and cognitive activities

Selective consciousness - filter out stimuli, intentional blindness, change blindness

Non-conscious - deals with the body function we don’t perceive

Altered states of consciousness - sense of self or world changes

The general function of sleep - conserve, restore, process, survive

Circadian Rhythms - physiological activities that repeat every 24 hours; biological clock

Sleep cycle - Last about 90mins, happens about 4- 6 times in one night/ rest period

Stage 1 of sleep - lighter/ transition to sleep

Stage 2 of sleep - create connections to process and remember new information

Stage 3 of sleep - deeper sleep/recovery and restoration/ boost your immune system/ flush metabolic waste.

Stage 4 of sleep - REM sleep/ lighter sleep/ dream sleep

Effects of Sleep Deprivation (short term) - sluggishness, energy loss, moodiness, hallucinations, paranoid

Effects of Sleep Deprivation (long term) - diabetes, high blood pressure, weight gain, alzheimer's, and cancer

Dream - mental activity during sleep (can increase in duration are REM sleep increases)

Psychoanalytic Theory - dreams can provide access to the unconscious; Freud

Biopyschological Approach - dream needed for survival; brain attempts to make sense of random electrical activities

Lucid dreaming - occurs when one realizes they are in control of their dreams and may take control

Dream Incubation - think about a problem before you go to sleep

Sleep Disorders- insomnia, sleep apnea, narcolepsy, nightmares, night terrors, sleepwalking/ talking

Insomnia - trouble falling asleep

Sleep Apnea - stop breathing; snoring/ snorting; SIDS?

Narcolepsy - compulsion to sleep

Nightmares - during REM sleep

Night terrors- during Non-REM sleep

Sleepwalking/ talking - during Non-REM sleep

REM - Sleep Behavior Disorders; physically act out your dream

Restless Leg Syndrome - twitching of arms and legs during sleep

Nocturnal Eating- eating while sleepwalking

Exploding Head Syndrome - when you experience loud sounds while you sleep

Klein-Levin Syndrome - 20 hours + sleep a day lasting a few days to a few weeks (sleeping beauty syndrome)

Altered States of Consciousness - meditation, biofeedback, hypnosis, psychoactive drugs

Meditation - narrowing consciousness to eliminate distracting thoughts

Biofeedback - systematically controlling bodily states; can involve machine assistance

Hypnosis - characterized by deep relaxation and heightened suggestibility; can cause changes in perception, self-control, hallucinations, and tolerance to pain.

Psychoactive drugs - influence perception, thinking, or behavior

Percent of people that are suggestible - 20% to 30%

1st Level of Consciousness (Freud) - Conscious level, Perceptions, Thoughts

2nd Level of Consciousness (Freud) - Preconscious level (stuff you recall but not on your mind), Memory, Stored knowledge

3rd Level of Consciousness (Freud) - Unconscious level (information that is hidden in your brain), Selfish Needs, Violent Motives, Immoral Urges, Fears, Irrational Wishes, Shameful Experiences, and Unacceptable Desires

Addiction - the body craves a drug or the person depends on the drug

Intoxication - another word for drunkness

Detoxification - removal of a harmful substance coming out of the body

Hallucination - perception of an object or sound that is not real

Delusions - a false idea that something is real

Narcotics - addictive depressants that are used to relieve pain and induce sleep. Ex morphine, heroin, and codiene

Nicotine- most common stimulant/ chewed or swallowed, loss of appetite, hyperactivity, high blood pressure/ can cause lung disease and nervousness

Caffeine - drunk or eaten/ increases in alertness and energy/ can cause jitteriness and irritability

Amphetamines - pills, injections, smoked, snorted/ wakefulness, reduced appetite/ depression, restlessness, insomnia

Marijuana - smoked, swallowed, eaten/ enhanced emotions, sensory illusions/ impaired perception and coordination

Ecstacy - Swallowed/ increased sensory awareness, mild hallucinations, increased energy/ impaired memory, hyperthermia, rapid heartbeat