weeks 1-5 Flashcards
What are psychoactive drugs?
Drugs that cause a change in behavior
Selling which of the following drugs in the U.S. would most likely get you arrested in 1922?
Alcohol
What are the two criteria the DEA uses to classify drugs?
Medical use and abuse potential
Which government agency regulates prescription drugs to ensure safety and effectiveness?
FDA (Food and Drug Administration)
Why does it often take over 10 years for a new drug to be approved?
Three phases of clinical trials are required to document safety and efficacy
One of the most important functions of glia is:
to provide myelin for axons (myelin sheath)
Which route of drug administration tends to have the lowest bioavailability?
oral
What doesn’t limit the amount of drug that enters the central nervous system?
Metabolism that makes the drug lipophilic
What characteristic is most important when selecting a pain medication?
efficacy
If you have to drink more coffee each week to get the same effect, then you have a problem with:
tolerance
A Pharmacist will often warn you not to drink alcohol while taking a specific drug because:
The drugs may have synergistic effects
What happens when GABA receptors are blocked?
EPSPs, overexcitement in the nervous system
What does glutamate do to the nervous system?
It is an excitatory neurotransmitter