neural tube
(intransitive) To posture.
(firearms) A ringlike groove, such as that around the cylinder of an elongated bullet for small arms to contain a lubricant, or around the rotating band of a gun projectile to lessen the resistance...
(anatomy) hollow longitudinal dorsal tube formed in the folding and subsequent fusion of the opposite ectodermal folds in the embryo that gives rise to the brain and spinal cord
(obsolete) Help; support; that which or one who helps or supports.
胚発生の初期に、神経管が閉鎖して中枢神経系の基礎を形成します。
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