central gray substance of midbrain
anulus aquaeductus
Periaqueductal gray (PAG; also called the 'central gray') is the gray matter located around the cerebral aqueduct within the midbrain. It plays a role in the descending modulation of pain and in defensive behaviour. The ascending pain and temperature fibers of the spinothalamic tract also send information to the PAG via the spinomesencephalic tract. The spinomesencephalic tract is so-named because the fibers originate in the spine and terminate in the mesencephalon, another name for the midbrain, the part of the brain in which the PAG resides. [WP,unvetted].
| Tür | Organ |
| Vücut Sistemi | Nervous |
| Ana Yapı | gray matter of midbrain |
| Latince Adı | anulus aquaeductus |
| FMA ID | 74510 |
Sıkça Sorulan Sorular
What is the central gray substance of midbrain?
What body system is the central gray substance of midbrain part of?
What is the Latin name for the central gray substance of midbrain?
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This content is for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider for medical decisions.
Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.
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