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The [[hypothalamus]] is a small structure located below the thalamus and above the [[pituitary gland]]. It is responsible for motivational behavior such as [[sleep]], [[hunger]], [[thirst]], and [[human reproduction|reproduction]]. It also regulates [[body]] [[temperature]], [[emotion]]s, and [[hormone]] regulation.

The [[hypothalamus]] is a small structure located below the thalamus and above the [[pituitary gland]]. It is responsible for motivational behavior such as [[sleep]], [[hunger]], [[thirst]], and [[human reproduction|reproduction]]. It also regulates [[body]] [[temperature]], [[emotion]]s, and [[hormone]] regulation.

===Hippocampus===

===Hippocampus===

The [[hippocampus]] is named as such due to the fact that it looks like a [[seahorse]]. The hippocampus forms long-term [[memory|memories]] that are stored elsewhere in the brain.<ref>Bigler, E.D., Johnson, S.C., Anderson, C.V., Blatter, D.D., Gale, S.D., Russo, A.A., Ryser, D.K., Macnamara, S.E., Bailey, B.R., & Hopkins, R.O. (1996). Traumatic brain injury and memory: The role of the hippocampal atrophy. ''Neuropsychology, 10,'' 333-342.</ref>  

The hippocampus is named as such due to the fact that it looks like a seahorse. The hippocampus forms long-term [[memory|memories]] that are stored elsewhere in the brain.<ref>Bigler, E.D., Johnson, S.C., Anderson, C.V., Blatter, D.D., Gale, S.D., Russo, A.A., Ryser, D.K., Macnamara, S.E., Bailey, B.R., & Hopkins, R.O. (1996). Traumatic brain injury and memory: The role of the hippocampal atrophy. ''Neuropsychology, 10,'' 333-342.</ref>

 

===Amygdala===

===Amygdala===

The [[amygdala]] is located near the hippocampus. These two structures are responsible for [[fear]] responses and memory of fear.

The [[amygdala]] is located near the hippocampus. These two structures are responsible for [[fear]] responses and memory of fear.