Limbic system

Definition

The limbic system is a complex set of structures in the brain that deals with emotions and memory. It includes regions like the hippocampus, amygdala, and hypothalamus.

5 Must Know Facts For Your Next Test

1. The limbic system plays a crucial role in regulating emotional responses.
2. The hippocampus, part of the limbic system, is essential for forming new memories.
3. The amygdala is involved in processing emotions like fear and pleasure.
4. The hypothalamus regulates autonomic functions such as hunger, thirst, and body temperature.
5. Dysfunction in the limbic system can be linked to various mental health disorders including anxiety and depression.

Review Questions

• What are the primary functions of the limbic system?
• Which part of the limbic system is primarily responsible for emotion processing?
• How does the hippocampus contribute to memory formation?

Related terms

hippocampus:

A region of the brain involved in the formation of new memories and spatial navigation

amygdala:

A structure within the limbic system that processes emotions such as fear and pleasure

hypothalamus:

A small region at the base of the brain responsible for regulating autonomic functions like hunger, thirst, and temperature