Susie Chapter 4 Flashcards

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1
Q

all the drugs share one ability to promote this chemical messenger (pathway of pleasure) …

A

dopamine

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2
Q

this drug is a depressant which promotes inhibition of neural activity, sleepiness, loss of consciousness. Long term effect: liver cirrhosis, brain.

A

alcohol

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3
Q

this is the depressant and stimulant in all tobacco products. it acts on NT acetylcholine, it tends to activate natural alerting mechanisms in the brain. Concentration and soothing effect. It is highly addictive. Effect: lung cancers and heart diseases.

A

nicotine

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4
Q

this is an depressant, hallucinogen and stimulant, which can be pleasurable and relaxing. dream-like state in which one’s perception of sounds, colours and time is subtly altered. It acts on natural system that control of muscles and regulating pain sensitivity. Effect: panic attack, lung cancer, inability to perform mental tasks, mental illness

A

cannabis

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5
Q

man-made chemicals (stimulants) include “dexedrine”, “speed”( Dopamine: pleasure). and Methamphetamine called “ecstasy” (Serotonin: sense of well-being and dream-like state (hallucinations)). Effect: reduction in serotonin cells, schizophrenia.

A

amphetamines

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6
Q

man-made chemical (depressant) derivative of the plant product morphine. other opioids include fentanyl. It hijacks NT endorphins system (pain control). Immediate pleasure. Highly addictive (cravings). effect: can kill in even modest overdose (respiratory depression).

A

heroin

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7
Q

plant-derived chemical (stimulant) makes more dopamine and serotonin available in the brain. Effect: violent behaviours.

A

cocaine

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8
Q

physical and mental withdrawal symptoms experienced when drug use is stopped is called…

A

dependence

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9
Q

this drug causes increase in dopamine and GABA, decrease in glutamate

A

alcohol

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10
Q

this drug causes increase in dopamine and acetylchoine

A

nicotine

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11
Q

this two drugs cause increase in dopamine and endorphins

A

heroin, cannabis

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12
Q

this drug causes increase in noradrenaline, dopamine and serotonin

A

cocaine

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13
Q

this drug causes increase in dopamine and serotonin

A

amphetamines

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