What is the role of the amygdala in the limbic system?

The layer of cells that covers the cerebral hemisphere is referred to as the grey matter due to its greyish appearance as the neuron cell bodies are concentrated here. The corpus callosum is a tract of nerve fibres that connects the left and right cerebral hemispheres.The thalamus is a major coordinating center for sensory and motor signaling.The limbic system, along with the hypothalamus, is involved in the regulation of sexual behavior, expression of emotional reactions, and motivation.The amygdala, along with other structures of the limbic system, is involved in the expression of emotional reactions. The hippocampus, along with other structures of the limbic system, is involved in processing of memory and spatial navigation.