neural tube


Definition of neural tube

: the hollow longitudinal dorsal tube formed by infolding and subsequent fusion of the opposite ectodermal folds in the vertebrate embryo that gives rise to the brain and spinal cord

Examples of neural tube in a Sentence

Recent Examples on the Web The most famously important of these is folic acid, which reduces the risk of neural tube defects (defects of the brain and spinal cord). Serena Coady, SELF, 4 Jan. 2022 One example would be pregnant women, where the B vitamin folic acid has been shown to reduce a type of birth defect, neural tube abnormalities. Dr. Keith Roach, oregonlive, 23 Dec. 2021 Folate is a B vitamin that helps prevent neural tube defects (brain and spine defects known as spina bifida) in newborns when their mothers consume enough during pregnancy. Bethany Thayer, Detroit Free Press, 21 Nov. 2021 Sophie’s Voice Foundation is leading an international effort to prevent neural tube birth defects worldwide. Marc Malkin, Variety, 15 Nov. 2021 The scientists demonstrated that the severity of exposure to QACs tracks closely in the lab with neural tube defects in fetal mice and reproductive health issues in adult mice. Matthew Phelan, Scientific American, 17 Sep. 2021 Folic acid intakes have increased over the past several decades since this initiative began and the number of babies born with neural tube defects has decreased. Stefani Sassos, Ms, Rdn, Cso, Cdn, Nasm-cpt, Good Housekeeping, 22 July 2021 Pregnant women need extra vitamin B12 to prevent birth defects involving the fetus’ brain or nervous system, like a neural tube deficiency. Laura Wheatman Hill,, 9 Apr. 2021 The virus can affect fetuses, too, leading to neural tube defects and other adverse outcomes. Shefali Luthra, USA TODAY, 8 Oct. 2020 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'neural tube.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of neural tube

1888, in the meaning defined above

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Time Traveler for neural tube

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The first known use of neural tube was in 1888

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Cite this Entry

“Neural tube.” Dictionary, Merriam-Webster, Accessed 19 May. 2022.

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More Definitions for neural tube

neural tube


Medical Definition of neural tube

: the hollow longitudinal dorsal tube that is formed by infolding and subsequent fusion of the opposite ectodermal folds in the vertebrate embryo and gives rise to the brain and spinal cord

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