CNS devlopment

Embryonic Development

• }During the first 26 days post-fertilization:
• }Gastrulation begins at day 16
• ​​​​​​​}Ectoderm, endoderm, mesoderm
• ◦Ectoderm thickens forming the neural plate
• An elongated stalk of tissue
• ◦The neural plate invaginates, forming the neural groove
• ◦The neural groove fuses dorsally and forms the neural tube

Slide 2