Mod 22-25 Flashcards

(36 cards)

1
Q

consciousness

A

our subjective awareness of ourselves and our environment

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2
Q

sleep

A

periodic, natural loss of consciousness–as distinct from unconsciousness resulting from a coma, general anesthesia, or hibernation

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3
Q

circadian rhythm

A

the biological clock; regular bodily rhythms (for example, of temperature and wakefulness) that occur on a 24-hour cycle

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4
Q

alpha waves

A

the relatively slow brain waves of a relaxed, awake state

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5
Q

NREM sleep

A

non-rapid eye movement sleep; encompasses all sleep stages except for REM sleep

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6
Q

REM sleep

A

Rapid eye movement sleep, a recurring sleep stage during which vivid dreams commonly occur.

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7
Q

halucinations

A

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

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8
Q

hypnagogic sensations

A

bizarre experiences, such as jerking or a feeling of falling or floating weightlessly, while transitioning to sleep

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9
Q

delta waves

A

the large, slow brain waves associated with deep sleep

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10
Q

Suprahiasmatic Nucleus (SCN)

A

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

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11
Q

Insomnia

A

Recurring problems in either falling or staying asleep

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12
Q

Narcolepsy

A

A sleep disorder characterized by uncontrollable sleep attacks

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13
Q

Sleep Apnea

A

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

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14
Q

Night Terrors

A

A sleep disorder characterized by high arousal and an appearance of being terrified. Occur during NRM3

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15
Q

Dreams

A

A sequence of images, emotions and thoughts passing through a sleeping person’s mind

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16
Q

Manifest content

A

According to freud, the symbolic remembered story line of a dream

17
Q

Latent conent

A

The unconscious drives and wishes that would be threatening if expressed directly

18
Q

REM Rebound

A

Is the tendency for REM sleep to increase Following REM sleep deprivation

19
Q

Psychoactive Drug

A

Chemical substances that alter perceptions and moods

20
Q

Substance use disorder

A

A disorder characterized by continued substance craving and use despite significant life disruption or physical risk

21
Q

Tolerance

A

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 drugs effects.

22
Q

Withdrawal

A

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

23
Q

Depressnts

A

Drugs that reduce neural activity and slow body functions

24
Q

Alcohol use disorder

A

Alcohol use marked by tolerance, withdrawal and a drive to continue problematic use

25
Barbiturates
Drugs that depress central nervous system activity, reducing anxiety but impairing memory and judgement
26
Opiates
Opium and its derivatives, such as morphine and heroin; depress neural activity, temporarily lessening pain and anxiety
27
Stimulants
Drugs that excite neural activity and speed up body functions
28
Nicotine
A stimulating and highly addictive psychoactive drug found in tobacco
29
Cocaine
A powerful and addictive stimulant derived from the coca plant; produces temporarily increased alertness and euphoria
30
Ampheamines
Drugs, such as methamphetamine that stimulate neural activity, causing accelerated body functions and associated energy and mood changes
31
Methampetamine
A powerfully addictive drug that stimulates the central nervous system, with accelerated body functions and associated engery and mood changes
32
Ecstasy
A synthetic stimulant and mild hallucinogen produces euphoria and social intimacy, but with short-term health risks and longer-term harm to serotonin-producing nerons
33
Hallucinations
Psychedelic drugs as LSD, that distort perceptions and evoke sensory images in the absence of sensory input
34
Near-death experience
An altered state of conciseness reported after a close brush with death
35
LSD
A powerful hallucinogenic drug
36
THC
The major active ingredient in marijuana