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Research indicates a connection between the structure and function of the hippocampus and various mood and anxiety disorders. This link is similar to the role observed for the amygdala in emotional processing.

Hippocampus's Link to Mood and Anxiety Disorders

Correlational studies have found that individuals with posttraumatic stress disorder (PTSD) often exhibit a significant reduction in the volume of several parts of their hippocampus. It is important to note that this correlation does not definitively establish a causal relationship.

Reduced Hippocampal Volume in PTSD

Research suggests that both the hippocampus and the amygdala are involved in the neurobiology of mood and anxiety disorders. Based on the known functions of these structures, which statement best distinguishes the primary role of the hippocampus in these conditions?

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