06-29-2010, 02:00 PM
A 30-year-old woman who is withdrawing from heroin shows intense anxiety, increased pulse, elevated blood pressure, and a hand
tremor. Her symptoms improve when she is given clonidine, an α-2 adrenergic receptor agonist. The area of the brain most likely to be
involved in the improvement in this patient's symptoms is (are) the
(A) right parietal lobe
(B) basal ganglia
© locus ceruleus
(D) raphe nuclei
(E) amygdala
(F) substantia nigra
tremor. Her symptoms improve when she is given clonidine, an α-2 adrenergic receptor agonist. The area of the brain most likely to be
involved in the improvement in this patient's symptoms is (are) the
(A) right parietal lobe
(B) basal ganglia
© locus ceruleus
(D) raphe nuclei
(E) amygdala
(F) substantia nigra