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alar lamina of neural tube


Definition: the posterior (dorsal) division of the lateral walls of the neural tube in the embryo; it gives rise to neurons relaying afferent impulses to higher centers; in the adult such neurons compose the sensory nuclei of the spinal cord and brainstem.

Synonym(s): alar plate of neural tube, dorsolateral plate of neural tube, lamina alaris, lamina dorsalis, wing plate

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.