AP psych. Sleep unit

Consciousness

Our awarness of oursleves and our environment

Hypnosis

A social interaction in which one person responds to another persons suggestion that certain perceptions, feeling, thoughts, or behaviors will spontaneously occur

Posthypnotic suggestion

A suggestion, made during a hypnosis session, to be carried out after the subject is no longer hypnotized; used to control undesired symptoms and behaviors

Dissociation

A split in consciousness, which allows some through and behaviors to occur simultaneously with others

Circadian rhythym

An internal biological clock

REM sleep

A recurring sleep stage during which vivid dreams commonly occur (aka paradoxical sleep

Alpha waves

The relatively show brain waves of a relaxed, awake state

Sleep

Periodic, natural loss of consciousness

Hallucinations

False sensory experiences, such as seeing something in the absence of an external visual stimulus

Delta waves

The large, slow brain waves associated with deep sleep

NREM sleep

Non rapid eye movement sleep; encompasses all sleep stages except for REM sleep

Suprachiasmatic nucleus
(SCN)

A pair of cell clusters in the hypothalamus that controls circadian rhythm.

What do the suprachiasmatic nucleus do in response to light?

Causes pineal gland to adjust melatonin production, this modifying our feelings of sleepiness

Insomnia

Recurring problems in falling or staying asleep

Sleep apnea

A sleep disorder characterized by temporary cessations of breathing during sleep and repeated momentary awakenings

Narcolepsy

A sleep disorder characterized by uncontrollable sleep attacks. The sufferer may lapse directly into REM sleep, often at inopportune times

Night terrors

A sleep disorder characterized by high arousal and appearance for being terrified; unlike nightmares; night terrors occur in NREM-3 sleep within 2-3 hrs of sleep and seldom remenered

Dream

A sequence of images, emotions, and thoughts passing through a sleeping persons mind

Manifest content

According to Freud, it's The remembered storyline of the dream

Latent content

According to Freud, it's the underlying meaning of a dream

REM rebound

The tendency for REM sleep to increase following REM sleep deprivation

Substance use disorder

Continue to substance craving and use despite significant life disruption and or physical risk

Psychoactive drug

Are chemical substance that alters perceptions and mood

Tolerance

Diminishing effect with regular use of the same dose of a drug requiring the user to take larger and larger doses before experiencing the drugs affect

Addiction

Compulsive craving of drugs or certain behaviors despite knowing the adversive consequences

Withdrawal

The discomfort and distress that follows discontinuing an addictive drug or behavior

Depressants

Drugs such as alcohol barbiturates and opiates that reduce neural activity and slow body functions

Alcohol use disorder

A.k.a. alcoholism. Alcohol use marked by tolerance withdrawal and I drive to continue problematic use

Barbiturates

Tranquilizers that depressed nervous system activity

Opiates

Opium and its derivatives, such as: morphine and heroin; they depresse neural activity, temporarily lessening pain and anxiety

Stimulants

Excites neural activity and speeds up body functions

Amphetamines

Drugs that stimulate neural activity causing speeded up body functions

Nicotine

A stimulating and highly addictive psychoactive drug and tobacco

Cocaine

A powerful and addictive stimulant derived from the cocoa plant, producing temporarily increase alertness and euphoria

Methamphetamine

A powerfully addictive drug that stimulates the central nervous system with speeded up body functions

Ecstasy

Stimulant and mild hallucinogen

Hallucinogens

Psychedelic drug, such as LSD, that distort perceptions and evil sensory images in the absence of sensory input