Abstract
Amygdale is one of the limbic related sub-cortical nuclei lying in the depth of temporal lobe and rostral of the inferior horn of lateral ventricle. In fact, amygdale is a nucleus complex that plays an important role in the emotional response, anger, fear, regulation of cardiovascular system, memory processes and learning and in pathophysiology of many diseases such as epilepsy, schizophrenia, Alzheimer, anxiety and depression. With regard to important of the amygdala in many critical functions, the cerebral disease and because of ethical problems most studies were done on animal models especially rats. Hence, in this review paper we tried to investigate different aspects of the rat amygdala complex including cyto, myelo and receptoarchitectonic.