psychoactive plants Flashcards

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1
Q

affect functioning of nerve and brain cells

A

neurotoxins

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2
Q

kill cells, selectively or generally

A

Cytotoxins

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3
Q

attacks organs

A

organotoxins

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4
Q
A

plants benefit from producing secondary compounds that are toxic to potential herbivores

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5
Q

Any biologically produced chemical that does harm to the body; poison

A

Toxin

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6
Q

Human produced “toxins”

A

Toxicants

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7
Q

Phytotoxin, Mycotoxin, and Microbial toxin

A

Biotoxins

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8
Q

Toxin produced by a plant

A

Phytotoxin

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9
Q

toxin produced by a fungus

A

Mycotoxin

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10
Q

Toxin produced by bacteria, cyanobacteria, or other microbes

A

Microbial toxin

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11
Q

Level of damage depends on…

A

type of toxin, how long we are exposed, how frequently we are exposed, how much we are exposed to, and the route of exposure

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12
Q

Routes of exposures

A

Absorbed through skin, breathing, eating, puncture

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13
Q

Ability of a substance to cause a harmful effect

A

Toxicity

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14
Q

Amount of something you are exposed to or come in contact with

A

Dose

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15
Q

Relationship between toxicity and dose

A

Indirect relationship (one goes up, other goes down)

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16
Q

Toxicity is low, dose is low

A

Low risk

17
Q

Toxicity is low, dose is high

A

Moderate risk

18
Q

Toxicity is high, dose is low

A

Moderate risk

19
Q

Toxicity is high, dose is high

A

High risk

20
Q

Single dose (mg/kg of body weight) that kills 50% of a population within two weeks

A

LD50

21
Q

Excite and enhance alertness and activity

A

Stimulants

22
Q

Examples of stimulants

A

Caffeine, cocaine

23
Q

Alter perception, thought, mood, and may induce dream-like states

A

Hallucinogens

24
Q

Examples of hallucinogens

A

LSD, peyote, psilocybin, marijuana

25
Q

Dull awareness, reduce performance, and may induce sleep or trancelike states

A

Depressants

26
Q

Examples off depressants

A

Opium (morphine and heroin)

27
Q

The desire to re-experience the drug induced pleasure

A

Psychological dependence

28
Q

The body needs the drug to avoid unpleasant withdrawal symptoms

A

Physical dependence

29
Q

The need for ever greater doses to achieve the same effect

A

Tolerance

30
Q

A central nervous system depressant, any psychoactive chemical thought to be dangerously addictive

A

Narcotic

31
Q

All addictive drugs affect this pathway, cocaine keeps dopamine in the Nucleus Accumbens, opiates increase dopamine production, addictive drugs mess with dopamine

A

Dopamine’s mesolymbic pathway

32
Q

Examples of opium and opiates

A

Morphine and Codeine

33
Q

Used medicinally to control pain, depressed the area of the brain involved in perceiving pain by mimicking endorphins

A

Morphine

34
Q

Much less powerful than morphine, reduces pain and coughing

A

Codeine

35
Q

Used as a non-addictive pain killer and cough suppressant until 1917

A

Heroin