Mammillotegmental fasciculus
Mammillotegmental Fasciculus
The Mammillotegmental Fasciculus (pronunciation: mam-uh-loh-teg-men-tal fas-sik-yuh-lus) is a significant anatomical structure in the human brain. It is a part of the Papez circuit, which is involved in the control and expression of emotions.
Etymology
The term 'Mammillotegmental Fasciculus' is derived from the Latin words 'mammilla' meaning 'small breast' and 'tegmentum' meaning 'cover'. The term 'fasciculus' is also Latin, meaning 'small bundle'. This name is given due to the structure's appearance and location in the brain.
Function
The Mammillotegmental Fasciculus is a bundle of nerve fibers that connects the mammillary bodies to the tegmentum of the midbrain. It plays a crucial role in memory processing and emotional responses.
Related Terms
- Mammillary bodies: These are a pair of small round bodies, located on the undersurface of the brain that form part of the limbic system. They are involved in the processing of recognition memory.
- Tegmentum: This is a part of the midbrain involved in many unconscious homeostatic and reflexive pathways.
- Papez circuit: Also known as the limbic system, it is a complex system of nerves and networks in the brain, involving several areas near the edge of the cortex concerned with instinct and mood.
External links
- Medical encyclopedia article on Mammillotegmental fasciculus
- Wikipedia's article - Mammillotegmental fasciculus
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