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a 65 yr old man with a history of alcohol abuse is brought to the emergency department because of altered mental status,diaphoresis,and irritability.he appears very agitated .his last drink was 2 days ago.his pulse is 170/82 mm Hg.treatment is short acting benzodiazepine is begun.which of the following best describes the mechanism of action of this drug?
A.binds chloride ion channels
B.blocks sodium channels
C.decrease effects of GABA
D.decrease the influx of cations by binding N-methyl-d-aspartate(NMDA) receptors
E.inhibits 5-hydroxytryptamine reuptake
 
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