central canal
(automotive) A system for reducing the driver's effort to steer, by using a power source to assist in turning the wheels.
(public health)
(neuroanatomy) A minute canal running through the gray matter of the whole length of the spinal cord and continuous anteriorly with the ventricles of the brain.
(chemistry) A substance first obtained from guano; it is a nucleic base and pairs with cytosine in DNA and RNA (by means of three hydrogen bonds).
解剖中、研究者は脊髄中心管を注意深く調べ、脳脊髄液が脊髄の灰白質を通って流れる様子を観察した。
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