Psych

Preconscious

ideas that can be easily recalled and are readily available

subconscious

part of the mind that allows for cognitive without awareness. "automatic pilot"

nonconscious

Level at which basic biological functioning occurs

Circadian Rhythms

body's biological clock; determines how tired we feel throughout the day.

Stage 1 (N1)

Light sleep; Alpha leading to theta waves

Stage 2 (N2)

Deeper Sleep; Sleep spindles & Theta waves

Stage 3 (N3)

Deep Sleep; Slow heart rate & breathing; Theta Waves

Rem

reached 90 mins after falling asleep; muscles are in a state of paralysis; dream stage

Sleep Apnea

Occurs when an airway has been blocked while sleeping; causes snoring

insomnia

an inability to fall sleep

Narcolepsy

excessive sleepiness and lethargy; falling asleep at inappropriate times and places

Night terrors

extreme physical response to vivid, disturbing dreams

Freudian/psycoanalytic Dream theory

Dreams reflect the unconscious mind

Manifest Content

The actual objects, images and people in the dream

Latent Content

the hidden meaning behind images/objects in the dream

Activation-Synthesis Theory

dreams are a byproduct of the neural activity in the brain and are completely random and have no meaning

Opiates

Mimics Endorphins; Used as painkillers; slow everything in the body

Hallucinogens

distort perception and create hallucinations & delusions; mimic serotonin

Depressants

Inhibit neural messages; slowing everything in the body

Stimulants

Speed up neural activity

Psychological dependence

believing you need the drug to function

Physical Dependence

the body had developed a biological need to function; body will become sick without it