头端

空心锭头端中心区域呈现明显的负压，这种负压随着喷嘴入口气压的增大而增大，负压有利于纤维顺利被吮吸进入纱体尾端。

The center area of the hollow spindle head end presents obvious negative pressure , the negative pressure is helpful for fiber sucked smoothly into yarn end .

α1－受体参与介导P物质在家兔延髓头端腹外侧面的升压作用

α - Receptor Involved in the Pressor Effect of Substance P Applied to Rostral Ventrolateral Medulla in Rabbits

高血压大鼠延髓头端腹外侧区GABAB受体中介的心血管效应

Cardiovascular Effects Mediated by GABA_B Receptor in the Rostral Ventrolateral Medulla of Spontaneously Hypertensive Rats

儿童单腔中心静脉导管DSA引导下调整中心静脉置管头端异位的尝试

Adjusting the displaced tip of peripherally inserted central catheter under DSA guidance

P物质及儿茶酚胺在海仁酸刺激延髓腹侧面头端引起的升压反应中的作用

The Role of Substance P and Catecholamine in the Mechanism of Pressor Response Elicited by Application of Kainic Acid to the Rostral Ventral Surface of the Medulla Oblongata in Rat

大鼠头端延髓腹外侧区NMDA受体在动脉压力感受器反射中的作用

Roles of NMDA receptors in arterial baroreceptor reflex in rostral ventrolateral medulla of rats

鼠尾伤害性刺激与颧髎穴电针后弓状核-导水管周围灰质-延髓头端腹内侧区的前脑啡肽原mRNA的表达及与Fos蛋白共存

Expression of preproenkephalin mRNA and its coexistence with FOS in rat ar-pag-rvm following tail nociceptive stimulation and acupuncture in Quanliao point

基于HFC网的ATM网以ATM节点交换、用户终端单元和头端单元设备来作支持。

The HFC - based ATM network is supported by the ATM nodal switching , user terminal unit and headend unit .

止血带疼痛与C类神经纤维和延髓头端腹内侧结构（rostralventromedialmedulla，RVM）中的神经元有关。

Tourniquet pain are associated with c fibers and neurons of rostral ventromedial medulla ( RVM ) .

目的研究心肺复苏后大鼠延髓心血管中枢NMDA受体的表达变化。延髓头端腹外侧区在躯体传入冲动抑制中枢性心肌缺血中的作用（文摘）

Objective To study the expression change of NMDA receptor in medulla oblongata cardiovascular center of the rats after CPR .

脊髓损伤后8周，HRP逆行示踪法显示C组脊髓损伤头端少量标记阳性的神经元胞体和轴索。

At the positive of spinal cord , the HRP retroantergrade shows that there are a few labelled cell bodies and axons of neurons in group C8 weeks after SCI .

动态量化通气指标评估老年患者右双腔支气管导管管端位置DSA引导下调整中心静脉置管头端异位的尝试

Estimation of the position of right-sided double-lumen endobronchial tubes with spirometry in elderly patients Adjusting the displaced tip of peripherally inserted central catheter under DSA guidance

结果显示在E8.5d，整个鼠胚神经管的头端和尾端均可观察到HIF-1αmRNA的表达，此时表达较弱。

At E 8.5 d , expression of HIF-1 α mRNA was weakly detected at the cranial portion and caudal end of the neural tube in mouse embryo .

TRH在蓝斑复合核的呼吸和心血管效应与延髓头端腹外侧区的关系

Relationship between Effects of TRH on Respiratory and Cardiovascular Activities in locus Ceruleus Complex Nucleus and Rostral Ventrolateral Medulla

目的探讨延髓头端腹内侧区（rostralventromedialmedulla，RVM）甩尾相关细胞在肌梭传入镇痛中的作用。

Objective To study the function of rostral ventromedial medulla ( RVM ) neuron in analgesia produced by muscle spindle afferents .

目的探讨雌激素在延髓头端腹内侧部（RVM）对内脏痛的潜在调节作用。

Objective To examine the potential roles of estrogen in rostral ventromedial medulla ( RVM ) on visceral nociception .

φ3.6m×30m轻灰煅烧炉炉头端板及密封的改进

Improvement of end plate and seal on the header of sodium bicarbonate calciner with φ 3.6m × 30m

实验用多管微电极细胞外记录氨基甲酸乙酯麻醉的SD大鼠延髓头端腹外侧区（RVLM）神经元的活动。

Spontaneous discharges of the rostral ventrolateral medulla ( RVLM ) neurons were extracellularly recorded by multi barrelled microelectrodes in urethane anesthetized rats .

在靠近中缝线处LVZ的头端形成密集的新生标记细胞，形成‘第2增殖热点’区；

In the top of LVZ and forming proliferation ' the second hot spots ' .

为了探讨内皮素-1在头端延髓腹外侧区（therostralventrolateralmedulla，rVLM）对心血管活动的影响。

Objective : To explore the effects of Endothelin ( ET ) in the rostral ventrolateral medulla ( rVLM ) on cardiovascular activity .

当精子细胞（第14、15期）的核进一步浓集时，PTA阳性的染色质由核的头端向尾端方向逐渐消失。

The positive chromatin in the nuclei of spermatids ( steps 14 , 15 ) was disappeared progressively , in the direction from cranial to caudal along with the further condensation of nuclei .

测试前将标本的头端和尾端的半个椎体包埋制作成平行的平台，并且在各个椎体的前方、侧方以及棘突插入Marker球，用以标记节段的运动。

The half of cranial and caudal segment were embedded in PMMA to make the superior and inferior parallel plane , and inserted the markers from the anterior , lateral side of vertebra and spinous process to mark the motions of segments .

目的探讨线栓法制作兔大脑中动脉局灶性脑缺血模型的最适线栓头端直径，并采用正电子发射断层显像技术（PET）检查缺血脑组织葡萄糖代谢水平的变化。

Objective To explore the most appropriate thread tip in making focal cerebral ischemic model of middle cerebral artery with intraluminal thread approach in rabbits and to evaluate the changes of glucose metabolic level with brain positron emission tomography ( PET ) imaging technique .

方法气囊式胃管为双腔道结构，气囊装置有独立腔道，位于胃管头端5cm处。

Methods The air-sack stomach-tube was designed as double-space air-sack , which has independence tract and it was located at 5 cm from the head of stomach-tube .

结论：延髓头端腹外侧区内的α，β和M受体介导中央杏仁核的升压反应；而其内的Glu受体不参与中央杏仁核的升压反应。

CONCLUSION : α - , β - , M-receptors in rostral ventrolateral medulla are involved in the pressor response in the central amygdaloid nucleus , but Glu-receptor dose not participate in this response .

神经结构：CPA内有面神经，蜗神经，前庭上、下神经和中间神经穿过。三叉神经位于上述神经的头端，后组神经位于尾端，外展神经位于内侧。

The structures of nerves : There are facial , cochlear , vestibular and intermediate nerves through the CPA , whose top the trigeminus locates , whose cauda posterior group cranial nerves locate and which the abducens nerves lies in .

胶原材料可以作为连接损伤脊髓头端和尾端的物理桥梁，也可以成为运输NT3的载体。

Collagen material could serve as a physical bridge to connect the rostral and caudal of the injured spinal cord and a vehicle to deliver NT3 .

多树是指在IPTV系统中，一个频道可能同时被多个头端所提供，用户可以根据当前的网络状态选择不同的头端作为其收看频道的源节点。

In the IPTV system , the same program may be redundantly provided by several head ends in the network . End users could choose different head end as its root according to current network condition , so called multi-tree .

延髓腹外侧头端（RVLM）注射γ一氨基丁酸（GABA）拮抗剂荷包牡丹碱和阿片肽拮抗剂纳洛酮均可翻转重度失血引起的RSNA抑制和HR下降。

Microinjection of both GABA antagonist bicuculline and opiate antagonist naloxone into the rostral ventrolateral medulla ( RVLM ) reversed the inhibition of RSNA and the decrease in HR induced by severe hemorrhage .

男12例，女3例。采用Seldinger技术和同轴导管方法，使导管头端接近出血部位，用明胶海绵或手术用线段栓塞治疗。

Male is 12.Famale is 3.Adopt to Seldinger technic and method of coaxial duct , the head of ducts accesses to the region of bleeding , with gelatin foam or suture to embolism .