neural plate n.
The thickened dorsal plate of ectoderm that differentiates into the neural tube and neural crest. Also called medullary plate.
- Neural spine
neural spine n. The middle point of the vertebral arch, represented by the spinous process.
noun, Embryology. 1. a tube formed by the closure of ectodermal tissue in the early vertebrate embryo that later develops into the brain, spinal cord, nerves, and ganglia. noun 1. the structure in mammalian embryos that develops into the brain and spinal cord. Incomplete development results in neural-tube defects, such as spina bifida, in a […]
noun, Pathology. 1. any of a group of congenital abnormalities involving the brain and spinal cord, including spina bifida and meningocele, caused by failure of the neural tube to close properly during embryonic development.
- Neuraminic acid
neuraminic acid neu·ra·min·ic acid (nur’ə-mĭn’ĭk, nyur’-) n. An aldol condensation product of mannosamine and pyruvic acid and the parent acid of sialic acids.