weeks 1-5 Flashcards

1
Q

What are psychoactive drugs?

A

Drugs that cause a change in behavior

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2
Q

Selling which of the following drugs in the U.S. would most likely get you arrested in 1922?

A

Alcohol

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3
Q

What are the two criteria the DEA uses to classify drugs?

A

Medical use and abuse potential

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4
Q

Which government agency regulates prescription drugs to ensure safety and effectiveness?

A

FDA (Food and Drug Administration)

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5
Q

Why does it often take over 10 years for a new drug to be approved?

A

Three phases of clinical trials are required to document safety and efficacy

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6
Q

One of the most important functions of glia is:

A

to provide myelin for axons (myelin sheath)

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7
Q

Which route of drug administration tends to have the lowest bioavailability?

A

oral

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8
Q

What doesn’t limit the amount of drug that enters the central nervous system?

A

Metabolism that makes the drug lipophilic

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9
Q

What characteristic is most important when selecting a pain medication?

A

efficacy

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10
Q

If you have to drink more coffee each week to get the same effect, then you have a problem with:

A

tolerance

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11
Q

A Pharmacist will often warn you not to drink alcohol while taking a specific drug because:

A

The drugs may have synergistic effects

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12
Q

What happens when GABA receptors are blocked?

A

EPSPs, overexcitement in the nervous system

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13
Q

What does glutamate do to the nervous system?

A

It is an excitatory neurotransmitter

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