Is There an Amygdala and How Far Does It Extend?
Burdach is credited with first using the term amygdala to describe an almond-shaped mass of gray matter in the anterior portion of the human temporal lobe. With the subsequent development of histological techniques in the latter part of the nineteenth century it became readily apparent that there were areas dorsal and medial to Burdach's amygdala that seemed to be anatomically related to it. These regions include the nuclei that are now called the central, medial, and cortical amygdalar nuclei. Johnston considered the amygdala to have two major portions
basolateral amygdala extended amygdala striatum pallidum cerebral cortex golgi technique immmunohistochemistry tract tracing