The Applied Value about Diagnoses of Fetal Heart Abnormalities by Checking Ductus Venosus with ultrasound

Objective To dissect and observe the ductus venosus in fetal liver.

目的解剖观测胎儿肝脏静脉导管的形态。

Blood Flow Velocity Waveforms in the Ductus Venosus of Normal Fetuses

正常胎儿静脉导管的多普勒血流波型

The Observation and analysis of morphology of ductus venosus in fetal liver

胎儿肝脏静脉导管的形态学观测分析

Relationship between ductus venosus blood flow and chronic fetal distress

静脉导管血流变化与慢性胎儿窘迫的关系

Application of fetal ductus venosus Doppler blood flow detection in prenatal diagnosis

胎儿静脉导管多普勒血流检测在产前诊断中的应用

Immunohistochemical results demonstrate that the main cell types containing CSD are Leydig cells of testis, epithelial cells and some stromal cells throughout the efferent ducts, epididymis and ductus deferens.

CSD主要分布在睾丸的Leydig细胞和输出管、附睾以及输精管的上皮细胞和一些基质细胞中。

Detection of immune complexes ( ic) in the testis and epididymis of rabbit and monkey after injection of sodium morrhuate ( sm) via ductus deferens

输精管内注射鱼肝油酸钠后睾丸及附睾内免疫复合物的检测

Morphology of ductus deferens

输精管的形态学研究

Methods The smooth muscle cells were isolated by enzymatic digestion from the ductus deferens of rats and cultured in vitro for 4 weeks.

方法取SD大鼠的输精管，用酶消化法分离、提取平滑肌细胞，进行体外培养、扩增。

Objective To establish a cell culture model in vitro for smooth muscle cells from the ductus deferens of rats.

目的建立从SD大鼠的输精管中提取、培养获得自体平滑肌细胞的方法。

Gas Chromatographic Analysis of an Adhesive Agent for Plugging Ductus Deferens

输精管粘堵剂的气相色谱分析

Culture of smooth muscle cells isolated from the ductus deferens of rats

大鼠输精管平滑肌细胞的体外培养

Conclusion The cause of cholelithiasis is closely correlated with the SO wriggle direction and the NDS length, there are no obvious relations whether ductus pancreaticus and bile duct are the common channels or not;

结论胆石病的形成与SO蠕动方向异常及NDS长度过长密切相关，与胰胆管共同通道无明显关系；

Methods Fix gallbladder, the Ductus pancreaticus Nipple of duodenum and an etc. of wall structures of the corpse to carry on prognosticate to 50 antisepsises.

方法：对50具男、女防腐固定成尸的十二指肠乳头及胆、胰管壁段等结构进行观测。

Pancreas: Compound gland functioning as Both an exocrine ( secreting through a duct) and an endocrine ( ductless) gland.

胰脏：混合的腺体，同时具有外分泌腺（经由导管分泌）与内分泌腺（无导管）的功能。

Ductless gland Most of the post-septal part of the nephridial tube is secretory.

【解】无管腺，内分泌腺肾管的后隔膜大部分具有分泌作用。

Endocrine system: Group of ductless glands that secrete hormones necessary for normal growth and development, reproduction, and homeostasis.

内分泌系统：由无管腺体组成的系统，分泌激素（荷尔蒙）以供身体正常生长、发育、繁殖和自我恒定性之需。

The experimental results and the compute results show that the structure form of the air ducting and the mesh enclosure have the influence not only for the send straightness, but also for the noiseses.

从数值计算和试验的结果看出，导风圈及网罩的结构形式，对于外机的送风的平直度、以及噪音都有影响。

Design of frost proof, air ducting and noise reduction for reverse-flow natural draft cooling tower

逆流式自然通风冷却塔防冻导风降噪设计

Direct calculation of resistance of ducting

管道阻力的直接计算法