Happy New Year from Southern St. Joseph County! Pictured here is downtown North Liberty during the holidays in the 1950s. As a resolution, of sorts, I'm going to attempt to update this page more often in 2017. This image, provide by Allen Balsley, is featured in the 2015 book on Southern St. Joseph County, published by Arcadia and the History Press.
Amygdala - Function. 1  The amygdala sends projections to the hypothalamus, the dorsomedial thalamus, the thalamic reticular nucleus, the nuclei of the trigeminal nerve and the facial nerve, the ventral tegmental area, the locus coeruleus, and the laterodorsal tegmental nucleus. [5]
Use of this technology has led to a better understanding of which brain regions regulate mood and how other functions, such as memory, may be affected by depression. Areas that play a significant role in depression are the amygdala, the thalamus, and the hippocampus (see Figure 1).mygdala: The amygdala is part of the limbic system, a group of structures deep in the brain that's associated with emotions such as anger, pleasure, sorrow, fear, and sexual arousal. The amygdala is activated when a person recalls emotionally charged memories, such as a frightening situation.