天气预报 > 其他 > 利特尔区的名词解释
利特尔区的名词解释
更新时间: 2020-10-29 00:00:00  

利特尔区是鼻出血最常见部位。常见于静脉性出血则来自紧靠鼻小柱之后、Little氏区前缘的鼻柱后静脉。它垂直向下走行,在与鼻外侧鼻静脉丛汇合之前斜行穿过鼻底。

动脉丛分为黏膜内动脉网和黏膜下动脉网。前者管径细小,管径小于0.1mm;后者相对稀疏,管径稍粗。绝大多数动脉性鼻出血起自鼻中隔,主要是鼻腭动脉、腭大动脉,筛前动脉等动脉形成的吻合区。

关键词: 名词 解释

利特尔区的名词解释相关经验

天气预报

最新推荐

页面:/news/view-2132870/ | 耗时:0.7000 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=2132870 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2132870 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2132870 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(960752,1103440,1112160,1063551,1118699,1092358,1112642,1085904,1062094,1027251,1076478,1115755,1097975,1062566,1117652,1086194,1102672,1077348,1066924,1092920,1065917,1051711,1050843,1118505,1095424,1077496,1120829,1063429,1088628,1055295) ORDER BY field (ArticleID,960752,1103440,1112160,1063551,1118699,1092358,1112642,1085904,1062094,1027251,1076478,1115755,1097975,1062566,1117652,1086194,1102672,1077348,1066924,1092920,1065917,1051711,1050843,1118505,1095424,1077496,1120829,1063429,1088628,1055295)