Meaning of NEURAL TUBE

WordNet Dictionary
	Definition:		[n]  a tube of ectodermal tissue in the embryo from which the brain and spinal cord develop
	Websites:
	See Also:		ectoblast, ectoderm, exoderm
Medical Dictionary
	Definition:		A structure in early fetal life that develops into the brain, spinal cord, spinal nerves and spine.
Biology Dictionary
	Definition:		This is a tubular structure in the embryo which later develops into the central nervous system.