medulla

medulla音标

英 [mɪ'dʌlə]

美 [mɪ'dʌlə]

medulla基本释义

n.髓质；骨髓；木髓

medulla用法及例句

noun

1. the inner part of an organ or structure in plant or animal

2. lower or hindmost part of the braincontinuous with spinal cord(`bulb' is an old term for medulla oblongata)

e.g. the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning

Synonym: medulla oblongatabulb

3. a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers

Synonym: myelinmyeline

1. 髓质：角蛋白质的链状结构,使头发具有可伸缩的特性,不易被拉断. 但头发湿的时候较为脆弱,不当牵拉,容易造成损伤. 皮质内,含有具有凝结力和左右头发色质的黑色素. 毛髓质(MEDULLA)位于头发的中心部位,中间是空心的孔状结构,里面含有空气.

2. 延脑：(1)延脑(medulla) 延脑居于脑的*下部位,与脊髓相连;其主要功能为控制呼吸、心跳、消化等. (2)脑桥(pons) 脑桥位居中脑与延脑之间. 脑桥的白质神经纤维,通到小脑皮质,可将神经冲动自小脑一半球传至另一半球,使之发挥协调身体两侧肌肉活动之功能.

3. medulla什么意思

3. 延髓：1.延髓(medulla)延髓居于脑的*下部,与脊髓相连;其主要功能为控制呼吸、心跳、消化等. 2.脑桥(pons)脑桥位于中脑与延脑之间. 脑桥的白质神经纤维,通到小脑皮质,可将神经冲动自小脑一半球传至另一半球,使之发挥协调身体两侧肌肉活动的功能.

近义词

反义词

临近词

bulb球茎

medulla oblongata延髓

myelin[生化]髓磷脂...

myelinemyelin的异体字...

cortex外皮

medulla thymi

medullated

Medullaris

medulla junci

medulla flava

medullation

medullarin

medulla renis

medullary

medullarenis

medusa

medley

相关列句

Severe Parkinson's disease treated with intracerebral transplantation of infant adrenal medulla have clinical significance and popularizing value.(胎儿肾上腺髓质脑内移植治疗重症帕金森病有临床意义和推广价值。)

Well-defined sclerotic edge near the medulla.(病灶近髓腔侧有细的硬化线。)

Ultrastructural changes in medulla oblongata reticular formation were studied by transmission electron microscope (TEM).(用透射电镜观察了延脑网状结构的超微结构变化。)

The medulla, for instance, is responsible for heart rate and respiration.(比如,延脑负责心率与呼吸)

Comparing with that of control group, the area of medulla of iodine deficiency group is not decreased.(低碘组大鼠小脑矢状切面面积值均小于加碘组和对照组。)

This is a tumor arising in the adrenal medulla--a pheochromocytoma.(这是源于肾上腺髓质的肿瘤--嗜铬细胞瘤。)

We read a letter about the medulla spinalis of some quadrupeds.(我们读了一封关于一些四足动物的髓质脊髓的信。)

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。)

Hepatic glycogen is the major storage site for the metabolic fuel for glucose-dependent organs such as erythrocytes, retina, renal medulla, and brain.(肝糖原是以葡萄糖为代谢燃料的器官如红细胞、视网膜、肾髓质和脑的主要储存位置。)

The periodic discharge activity was recorded from ventral root c4 or c5 and the neurons of medulla of the preparation.(在此标本上记录到了颈4,5脊神经腹根及延髓神经元的节律性放电活动。)