A recent educational video by neuroscience popularizer Raquel Mascaraque sheds light on the intricate workings of the human brain, specifically focusing on the basal ganglia and associated structures. Using a detailed 3D anatomical model, Mascaraque explained how these regions are crucial for both conscious and unconscious movements, from walking without thinking to precise actions like threading a needle. The basal ganglia, located deep within the brain, are responsible for initiating and stopping movements, as well as regulating their precision and force. Mascaraque highlighted the putamen's role in regulating limb movements, the globus pallidus's involvement in coordinating non-conscious movements and maintaining posture, and the caudate nucleus's function in motor coordination, learning, memory, and motivation. She noted that conditions like Parkinson's disease are linked to the degeneration of structures associated with the basal ganglia, leading to difficulties in initiating or stopping movements. Beyond motor functions, the video also explored the hippocampus, which plays a vital role in learning and memory, enabling the storage and retrieval of long-term memories. The amygdala, connected to the hippocampus, was discussed for its role in emotional regulation. The lateral ventricle, filled with cerebrospinal fluid, was described as a shock absorber for the brain and spinal cord, also aiding in nutrient transport. The internal capsule was presented as a critical pathway for voluntary motor information throughout the body. This detailed explanation provides valuable insights into neuroanatomy and its impact on daily life and various neurological conditions.
La divulgadora en neurociencia Raquel Mascaraque explica con un modelo anatómico qué son los ganglios basales y por qué influyen tanto en el movimien…
