Unit 5 Myers Vocabulary Flashcards
A pair of grain-of-rice sized, 20,000 cell clusters in the hypothalamus. It tells the pineal gland to decrease melatonin production in the morning and increase it in the evening.
Suprachaiasmatic Nucleus
Bursts of rapid, rhythmic brain wave activity
Sleep Spindles
A recurring pattern of sleep stages in which a period of slow-wave sleep is followed by a period of REM sleep
Sleep Cycle
A persistent disturbance of typical sleep pattern, or the chronic occurrence of abnormal events or behavior during sleep
Sleep Disorder
The temporary stopping of breathing while asleep, which occurs when the upper airway becomes blocked, or breathing is not stimulated
Sleep apnea
Describing or relating to the drowsy state that occurs in the transition from wakefulness to sleep
Hypnagogic
The relatively slow brain waves of a relaxed awake state
Alpha Waves
A hormone produced by the pineal gland, as a product of serotonin, that helps regulate seasonal changes and influences puberty. It helps the initiation of sleep and sleep-wake cycle
Melatonin
The large, slow brain waves associated with deep sleep
Delta Waves
Drugs that depress the activity of the central nervous system, reducing anxiety but impairing memory and judgement - Affects GABA
Barbiturates
Drugs, such as alcohol, barbiturates, and opiates that reduce neural activity and slow body functions
Depressants
Is a psychoactive substance, and Depressant with dependence-producing properties, disrupts REM Sleep, affects GABA receptors
Alcohol
A synthetic drug that alters mood and perception. It is chemically similar to stimulants and hallucinogens, and produces feelings of increased energy and emotional warmth. Effects: Dopamine, Serotonin and nor-epinephrine
Ecstasy (MDMA)
Psychedelic (“Mind Manifesting”) drugs, such as LSD, that distort perceptions and evoke sensory images in the absence of sensory input.
Hallucinogens
Opium and its derivatives, such as morphine and heroine; they depress neural activity, temporarily lessening pain and anxiety
Opiates
Drugs, such as (caffeine, nicotine, and the more powerful amphetamines, cocaine and ecstasy) that excited neural activity and speed up bodily functions
Stimulants
A powerfully addictive drug that stimulates the CNS, with sped-up body functions and associated energy and mood changes; overtime, appears to reduce baseline dopamine levels
Methamphetamine
A CNS stimulant found in coffee, it is an antagonist of the neurotransmitter adenosine
Caffeine
A drug obtained by leaves of the coca shrub, which stimulates the CNS, which reduces fatigue and increases well being, followed by severe depression, affects dopamine, serotonin and norepinepherine
Cocaine
Opioid drug made from morphine, which affects feelings of pain, pleasure, heart rate, sleeping and breathing, They effect Endorphins
Heroin
Directs the spotlight of our awareness, allowing us to assemble information from many sources
Selective Attention