2 Minute Neuroscience Substantia Nigra 2 Minute Neuroscience Substantia Nigra

In this video, I discuss Parkinson's disease---the second most common neurodegenerative disease behind Alzheimer's disease. In this video I discuss the group of structures known as the basal ganglia, which includes the caudate, putamen, globus pallidus, ... The direct pathway is a circuit in the basal ganglia best-known for its hypothesized role in movement. In this video, I discuss the ... The indirect pathway is a circuit in the basal ganglia best-known for its hypothesized role in the inhibition of movement. In this ... The knee-jerk reflex, also known as the patellar reflex, is a simple reflex that causes the contraction of the quadriceps muscle ... In this video, I discuss the limbic system's role in emotion and I briefly describe some of the structures that are often included in the ...

The term striatum is used to refer collectively to the caudate nucleus, putamen, and nucleus accumbens. The striatum is one of the ... The midbrain is one of the three divisions of the brainstem. It contains a long list of tracts, nuclei, and other structures that are all ... American Journal of Psychiatry Deputy Editor Daniel S. Pine, M.D., discusses the article "Evidence for Dopamine Abnormalities in ... Dopamine is a monoamine and catecholamine neurotransmitter with many functions in the nervous system ranging from ... In this video, I discuss the function of the thalamus as a relay station for information that is traveling to the cortex. I also cover some ... L-DOPA is an amino acid involved in the synthesis of the neurotransmitter dopamine, as well as the most common treatment for ...

In this video I discuss acetylcholine, the first neurotransmitter ever discovered. The topics I cover include the locations of ... Multiple sclerosis is a central nervous system disorder that can create a variety of symptoms ranging from visual disturbances to ... In this video, I discuss the three components of the brainstem: the medulla oblongata, pons, and midbrain and briefly cover some ... Rahul Gaurav, PhD, Paris Brain Institute, Paris, France, specializes in the study of physiological changes in brain regions ... In this video, I describe the location of the cerebellum in the nervous system and its role in facilitating movement. I cover the ... The pons is one of the major divisions of the brainstem. It contains a large number of tracts and nuclei. In this video, I highlight ...