Overview of the CNS (Pars, Neurons, Neuroglia, White & Grey Matter, Development) - Anatomy скачать в хорошем качестве

Overview of the CNS (Pars, Neurons, Neuroglia, White & Grey Matter, Development) - Anatomy

Content: 0:00 Introduction 0:37 Parts of the Central Nervous System 1:36 Neurons 4:30 Functions of Neurons 5:28 Neuroglia 6:41 Distribution of White and Grey Matter 7:54 Nervous Tracts 9:16 Nervous System Development ------------------------------- 🫀 Join:    / @taimtalksmed   📷 Follow my IG:   / taimtalksmed   💝 Donation link: https://www.buymeacoffee.com/taimtalk... ------------------------------- Central Nervous System Parts: The Brain (Encephalon) ○ Medulla Oblongata ○ Pons ○ Mesencephalon ○ Cerebellum ○ Diencephalon ○ Telencephalon Spinal Cord (Medulla Spinalis) Neurons: Neurons form Nerve Tissue Dendrites Cell body (nucleus) Axons Axon Terminal CNS: Oligodendrocytes PNS: Shwan Cells Myelin Sheath Histology: Granules, demarcation between axon and body Multipolar Neuron Pseudounipolar Neuron Bipolar Neuron Neuron Function: Afferent (Sensory) Nerve Interneuron Efferent (Motor) Nerve Neuroglia: Give mechanical support and provides nutrients Astrocytes form Blood Brain Barrier Oligodendrocytes (myelination) Microglia (Immune Cells) Ependymal Cells (Lines cavities in the brain and spinal cord) Distribution of White and Grey matter in the CNS: Grey Matter (Rich in Nerve body and Dendrites) White Matter (Myelinated Axons) Cross Sections of Spinal Cord ○ Grey matter in centrum and white matter around Cross Sections of Brain ○ Grey mater in cortex and in middle an white matter between Nerve Tracts (Tractus Nervosi): Bundle of axons that connect gray matter to gray matter Classification ○ Association Fibers ○ Commisural Fibers ○ Projection Fibers Classification ○ Ascending Tracts ○ Descending Tracts ○ Indirect Tracts Development of Central Nervous System: Week 4 after fertilization ○ Spinal Cord ○ Rhombencephalon (Hindbrain) ○ Mesencephlaon (Midbrain) ○ Prosencephalon (Forebrain) Week 5 after fertilization ○ Spinal Cord ○ Myelencephalon ○ Metencephalon ○ Mesencephalon (Midbrain) ○ Diencephalon ○ Telencephalon Sources used in this video: Memorix Anatomy 2nd Edition by Hudák Radovan (Author), Kachlík David (Author), Volný Ondřej (Author) Biorender University notes and lectures