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medulla

英 [mɛˈdʌlə]

美 [mɪˈdʌlə]

n.  髓(质),延脑; 菌髓,果核; 髓丝层

医学

COCA.39039

英英释义

noun

  • the inner part of an organ or structure in plant or animal
    1. lower or hindmost part of the brain
      1. the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning
      Synonym:medulla oblongatabulb
    2. a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers
        Synonym:myelinmyeline

      双语例句

      • Effect of glial cell metabolism on respiratory rhythmical discharge activity in neonatal rat medulla oblongata slices
        胶质细胞代谢对新生大鼠离体延髓脑片呼吸节律性放电的影响
      • The results were as following: the kidney of African ostrich is divided into cortex and medulla.
        结果表明:非洲鸵鸟的肾脏分为皮质和髓质,髓质与皮质相连,部分髓质孤立分布。
      • The expression of adrenomedullin in rats adrenal medulla hyperplasia induced by reserpine and its significance
        利血平诱导的肾上腺髓质增生大鼠肾上腺髓质素的表达及其意义
      • Located below the cerebral hemispheres and behind the upper medulla oblongata and pons, each of its two connected hemispheres has a core of white matter within a cortex of gray matter.
        位于大脑半球的后下方和延髓的上面,分为左右两半球,每侧半球由中央白质和表层灰质所构成,分成三叶。
      • The pons, the cerebellum and the medulla oblongata composed the hindbrain.
        脑桥、小脑和延髓组成了后脑。
      • Asymmetrical Study of Cerebral Medulla on the Coronal Segments
        端脑冠状面髓质不对称性的影像解剖学研究
      • This part of the vertebrate brain has two divisions, the medulla and the cerebellum.
        脊椎动物脑子的这一部分可分为两部分:脑髓和小脑。
      • In this experiment we observed the development and differentiation of mouse adrenal medulla with electron microscope.
        本实验对小白鼠肾上腺髓质的发育分化进行了超微结构观察。
      • The parasympathetic innervation of the heart originates in the medulla oblongata.
        支配心脏的副交感神经发源于延髓的迷走神经核。
      • The result showed that the lengthener can be inserted into the medulla of tibia and extend the truncated tibia.
        实验表明所设计的延伸器能够顺利的插入胫骨髓腔,可使截断的胫骨延长。