What part of the brain does ativan affect, what part of the brain do benzodiazepines affect what part of the brain does ativan affect ==> what part of the brain does ativan affect what part of the brain does ativan affect what part of the brain do benzodiazepines affect what part of the brain does ativan affect what does ativan do to the brain does ativan affect dopamine what part of the brain does lorazepam affect