In this tutorial, we will draw the neuroanatomy of the origins of the spinal and cranial nerves. Key structures: embryo, ectoderm, mesoderm, endoderm, notochord, neural plate, neural tube, cerebrospinal fluid space, somite, sclerotome, myotome, dermatome, alar plate, basal plate, sulcus limitans, Law of Bell and Magendie