Amygdala -in pursuit of fear or cheer?????

Emotions are the state of mind of a living organism depending on the circumstances in which they thrive. It determines the actions, be the stimulus is pleasant or not. It is known that Amygdala, the body of nerve cells in brain has a role in determining emotions. So far the role of amygdala has been known to be confined to the mediation of fear responses until the studies done in past decade show that it has more promising roles. This short review is an attempt to discuss the newly defined roles of amygdala while citing a few experiments which emphasize the same. It comes out that amygdala can not only pursue all emotions but also judge the value of stimuli thereby deciding the apt response.