medulla中文什么意思

n.
(pl. -lae ) 〔拉丁语〕
1.【解剖学】骨髓；脊髓；延髓；髓(质)；(特指心脏的)中心；(神经纤维的)髓鞘。
2. 【植物；植物学】木髓。
+更多解释...3.【微生物学】菌髓。
短语和例子
medulla oblongata 延髓。 medulla spinalis 脊髓。

• aderenal medulla:    肾上腺髓质
• adrenal medulla:    副上肾髓质; 肾上腺髓质
• broken medulla:    不连续型毛髓质

例句与用法

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1. The descending vasa recta run in bundles into the medulla .
   直血管降支呈束状进入髓质。
2. Blood from the medulla enters short, stout, thin-walled veins .
   髓质血流汇入粗而短的薄壁静脉。
3. The function of the adrenal medulla is to form nonadrenaline and adrenaline .
   肾上腺髓质的功能是形成去甲肾上腺素和肾上腺素；
4. 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。
5. 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。

英文释义

名词

1. the inner part of an organ or structure in plant or animal
2. lower or hindmost part of the brain; continuous with spinal cord; (`bulb'' is an old term for medulla oblongata); "the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning"
   同义词：medulla oblongata, bulb
3. a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers
   同义词：myelin, myeline