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The substantia nigra (SN) is a basal ganglia structure located in the midbrain that plays an important role in reward and movement. Substantia nigra is Latin for "black substance", reflecting the fact that parts of the substantia nigra appear darker than neighboring areas due to high levels of neuromelanin in dopaminergic neurons. [1]
The slice preparation or brain slice is a laboratory technique in electrophysiology that allows the study of neurons from various brain regions in isolation from the rest of the brain, in an ex-vivo condition. Brain tissue is initially sliced via a tissue slicer then immersed in artificial cerebrospinal fluid (aCSF) for stimulation and/or ...
It is believed to play a role in some cases of human epilepsy. [7] [8]It has also been implicated in working memory [9] and drug addiction. [10]It has been suggested that the dorsal subiculum is involved in spatial relations, and the ventral subiculum regulates the hypothalamic-pituitary-adrenal axis.
This allows the brain to coordinate sensory and motor impulses. However, the scaling of overall brain size and increased myelination have not occurred between chimpanzees and humans . This has resulted in the human corpus callosum's requiring double the time for interhemispheric communication as a macaque 's. [ 12 ]
When you have healthy sleep, the glymphatic system in your brain—which pumps out waste products—is more active and efficient, Winter explains. But on the flip side, when you have poor sleep ...
The service is designed with a user interface that allows users to explore songs and music videos on YouTube based on genres, playlists, and recommendations. In April 2023, the service expanded its offerings to include support for podcasts. [2] YouTube Music also features a premium tier that provides several benefits to subscribers.
Every year, celebrities try to capitalize on the holiday season by releasing festive music. Singers like Mariah Carey, Ariana Grande, and Michael Bublé managed to perfect the cheesy art form ...
Today's Wordle Answer for #1262 on Monday, December 2, 2024. Today's Wordle answer on Monday, December 2, 2024, is GUILE. How'd you do? Next: Catch up on other Wordle answers from this week.