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Development of the central nervous system

Development of the central nervous system. Sanjaya Adikari Department of Anatomy. Neural tube & cavity. Development of brain. 1. 2. 3. Prosencephalon (forebrain). 1a. 1b. Mesencephalon (midbrain). 2. Rhombencephalon (hindbrain). 3a. 3b. Telencephalon. Cerebral hemispheres.

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Development of the central nervous system

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  1. Development of the central nervous system Sanjaya Adikari Department of Anatomy

  2. Neural tube & cavity

  3. Development of brain 1 2 3 Prosencephalon (forebrain) 1a 1b Mesencephalon (midbrain) 2 Rhombencephalon (hindbrain) 3a 3b

  4. Telencephalon Cerebral hemispheres 1a Diencephalon Thalamus, hypothalamus subthalamus, epithalamus 1b 2 tectum, tegmentum and cerebral pedunculi Midbrain 3a 3b pons, upper medulla and cerebellum Metencephalon Myelencephalon lower medulla

  5. Lateral ventricle Foramen of Monro 3rd ventricle Aqueduct 4th ventricle Central canal of SC

  6. Development of spinal cord and brain stem Mantle layer Marginal layer Neuroepithelial layer

  7. 1 Neuroblast cells Neurons Neuroepithelial cells 2 Gliablast cells Glial cells Oligodendroglia Astroglia Ependymal cells Microglia

  8. Mantle layer Alar plate (sensory) Marginal layer Sulcuslimitans Neuroepithelial layer Basal plate (motor)

  9. Sensory Motor Posterior horn Lateral horn Sensory Motor Anterior horn

  10. BA BE GSA VA VE SE

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