A patient presents to the emergency department with vomiting, diarrhea, lacrimation, abdominal cramps, and piloerection. The family members report a history of substance use for the past month. The clinical presentation is due to what?
Aopioid withdrawal
Bcocaine intoxication
Ccocaine withdrawal
Dopioid intoxication
How do benzodiazepines exert their sedative effects?
AThey enhance GABAergic transmission.
BThey increase norepinephrine levels and enhance GABA transmission.
CThey block dopamine receptors and enhance GABA transmission.
DThey inhibit acetylcholine release and enhance GABA transmission.
In chronic alcoholism and its complications, which of the following is seen?
AWernicke's syndrome
BDelirium tremens
CKorsakoff psychosis
DAll of the options
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