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Drug Action

Psychology

Quiz 3 :

Pharmacodynamics: How Drugs Act

Quiz 3 :

Pharmacodynamics: How Drugs Act

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Barbiturates,like benzodiazepines,_____ the effect of GABA on the _____ channel within the GABA receptor.
Free
Multiple Choice
Answer:

Answer:

D

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Based on the concept of homeostatic control,you might expect drugs that block the action of carrier proteins to _____ the number of postsynaptic receptors for the endogenous neurotransmitter; further,you might expect drugs that facilitate the action of carrier proteins to _____ the number of postsynaptic receptors for the endogenous neurotransmitter.
Free
Multiple Choice
Answer:

Answer:

D

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Drugs that block the action of presynaptic carrier proteins would be expected to ______ the level of neurotransmitter in the synapse ; drugs that facilitate the action of presynaptic carrier proteins would be expected to _____ the level of neurotransmitter in the synapse _____.
Free
Multiple Choice
Answer:

Answer:

C

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G protein-coupled receptors respond to binding of a neurotransmitter by altering:
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The study of how a drug interacts with a receptor is termed:
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All of the following are considered primary intracellular pathways for modulation of synaptic transmission,EXCEPT:
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Ionotropic receptors consist of _____ subunits.
Multiple Choice
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New advances in pharmacology enable,for the first time,the development of drugs that bind to:
Multiple Choice
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Transport proteins are thought to exist in all of the following ionic states,EXCEPT:
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The primary advantage of G protein-coupled receptors over ionotropic receptors is that they:
Multiple Choice
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A _____ can usually bind to many _____.
Multiple Choice
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A _____ usually binds to only one _____.
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The anxiolytic (anxiety-reducing)effect of benzodiazepines such as diazepam occurs through _____ receptor.
Multiple Choice
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Membrane-spanning receptor proteins include:
Multiple Choice
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The benzodiazepines (such as diazepam)bind at _____ site on the receptor as the endogenous neurotransmitter _____ of the neurotransmitter.
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Exposure to a drug that inhibits the breakdown of a neurotransmitter (NT)increases the level of NT by inhibiting breakdown:
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In metabotropic receptors:
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Some drugs are more selective than the endogenous:
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Benzodiazepines are _____ agonists that _____ the conductance of chloride ions into the neuron.
Multiple Choice
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The naturally occurring compounds that bind to receptors are termed:
Multiple Choice
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