NUR 2407 Drug actions and definitions
- define agonist
Answer
activates a receptor. produces a desired response
- define antagonist
Answer
blocks a receptor and prevents a response.
- Benzodiazepines
Answer
Antianxiety - enhances the inhibitory effects of GABA in the central nervous system.
- Anticholinergic actions
Answer
Sympathetic response, supresses acetylcholine, (bron- chodialor, reduces secretions, increases heart rate, vasoconstrction)
- Cholinergic actions
Answer
Parasympatheletic response, mimics acetylcholine (Di- alates blood vessels, contracts smooths muscles, lowers heart rate, and increases secreations) 1 / 2
- SSRIs (selective serotonin reuptake Inhibitors)
Answer
Antidepressant - inhibits sero- tonin reuptake, increase serotonin between neuron junctions
- SNRIs (seroronin-norepinephrine reuptake inhibitor)
Answer
Antidepressant - blocks norepinephrine and seroronin reuptake between neuron junctions
- tricyclic antidepressants
Answer
block reuptake of serotonin and norepinephrine in the synaptic space, increasing the effect of these neurotransmitters
- MAOIs (monoamine oxidase inhibitors)
Answer
Increases the amount of norepineph- rine, dopamine, serotonin, and tyramine in the brain intensifing neurotransmitter response.
- Lithium Carbonate
Answer
Mood Stabilizer (for Bipolar clients) - produces neurochem- ical changes, blocking serotonin receptor
- mood-stabilizing antiepileptic drugs (AEDs)
- / 2