详细释义
Noun:
-
a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers
-
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"
-
the inner part of an organ or structure in plant or animal
双语例句
- 1. The descending vasa recta run in bundles into the medulla.
- 直血管降支呈束状进入髓质.
来自辞典例句
- 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.
来自辞典例句
- 3. 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.
来自辞典例句
- 4. The adrenals usually appear normals, but occasional hemorrhages may occur in the cortex and medulla.
- 肾上腺一般正常, 但皮质部和髓质部中间偶而也出现血.
来自辞典例句
- 5. The adrenals usually appear normal, but occasional hemorrhages may occur in the cortex and medulla.
- 肾上腺一般正常, 但皮质部和髓质部中间偶尔也出现血.
来自辞典例句
- There is a central vein in the center of the medulla.
髓质中央有一大的静脉，称中央静脉。 - The remaining cortex is congested, as is the medulla.
髓质和余下的皮质呈充血状。
用作名词 (n.)
用法讲解
- medulla oblongata 延髓
- ovary medulla 卵巢髓质
- renal medulla 肾髓
- medulla of bone 骨髓
- medulla of hair 毛发髓质
- medulla of kidney 肾髓质
- adrenal medulla 肾上腺髓质
- veins of medulla oblongata 延髓静脉
- ovarian medulla 卵巢髓质
- suprarenal medulla 肾上腺髓质
- medulla of lymph gland 淋巴结髓质
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