Neuropore
Opening in the anterior (rostral) or posterior (caudal) end of the neural tube of the developing embryo; the rostral neuropore is normally closed by 25 to 26 days and the caudal neuropore at day 28.
Opening in the anterior (rostral) or posterior (caudal) end of the neural tube of the developing embryo; the rostral neuropore is normally closed by 25 to 26 days and the caudal neuropore at day 28.