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单选题

软化灶是指局部脑组织的(  )。

发布日期:2021-07-29

软化灶是指局部脑组织的(  )。
A

萎缩

B

变性

C

坏死

D

水肿

E

脓肿

试题解析

软化灶

软化灶是因脑组织需氧极高,一旦动脉受阻必然导致供应区域的软化,脑软化亦即其他器官的梗死。

中文名
软化灶
原因
脑组织坏死超过一定时间后
成因
因脑组织需氧极高
特点
对人体不会有什么影响

脑组织

人脑是指包容在颅腔内的三大块神经纤维组织:大脑、脑干和小脑。为了减少篇幅,我主要介绍与人的智力活动直接相关的大脑半球及前额叶皮质区。现代人类的大脑几乎占据了颅腔的全部空位(其所占比例为87%,小脑为11%,脑干为2%),就其外形而论颇近卵圆形,其长轴呈前后向,长约16~17厘米,左右宽约13~14厘米,上下高约12.5~13厘米,全重约995~1200克——约为体重的1/40,约为脑重(1400克)的85%,比脑干(从延脑到丘脑)重40倍,比小脑重9倍。

中文名
脑组织
性质
科学
包括
大脑
类别
医学

局部

局部,拼音jú bù,汉语词语,指整体中的一个部分。

中文名
局部
拼音
jú bù
外文名
part
释义
指整体中的一个部分

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此试题出现在

临床执业助理医师

综合笔试--基础医学

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