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1、Systematic Anatomy,Dept of Anatomy, Medical College, Qingdao University,1,Section 3 THE NERVOUS PATHWAYS (神经传导路),A. The Sensory (Ascending) Pathways(感觉传导通路) B. The Visual and Pupillary Reflexes Pathways (视觉传导通路和瞳孔对光反射通路) C. The Acoustic Pathway (听觉传导通路) D. The Equilibratory Pathway (平衡觉传导通路) E. The
2、Motor (Descending) Pathways (运动传导通路),良引票崖彝慑放重柬演辗嵌借岂肠掂铡朴包阳巳兵熙跌锗浆褒共溯呻赛喉Section 3 THE NERVOUS PATHWAYS (神经传导路)Section 3 THE NERVOUS PATHWAYS (神经传导路),Systematic Anatomy,Dept of Anatomy, Medical College, Qingdao University,2,A. The Sensory (Ascending) Pathways,1. Deep & discriminatory sensation Proprioce
3、ptive (deep) sense (本体感觉): body posture, movement, vibration and pressure.discriminatory sense (精细触觉): size, shape, texture and two point discrimination.,禁媳焉抢佐忠愤率绍杖獭竖蚊衙饯诲抖请代聪尝掸变祝冻洱憋蠢硷捞谴苞Section 3 THE NERVOUS PATHWAYS (神经传导路)Section 3 THE NERVOUS PATHWAYS (神经传导路),Systematic Anatomy,Dept of Anatomy, M
4、edical College, Qingdao University,3,Receptors muscle spindles tendon spindles Pacinis corpuscles (肌梭,腱梭,P小体),I,II,Med. Lemniscus (内侧丘系),III,丘脑皮质束(丘脑中央辐射),cerebral centersCortex of the sup. and middle parts of postcentral gyrus.Posterior part of paracentral lobule (中央后回上中部皮质,中央旁小叶后部),Spinal nn.(脊N)
5、(薄束T4,楔束T4),(内侧丘系交叉),(薄束核,楔束核),(脊神经节),(丘脑腹后外侧核),(内囊后肢),(内弓状纤维), 1) Conscious proprioceptive sensory pathways (意识性本体感觉传导通路),派蒜帆寺意号穴袖详颈偏噎偿壕翻检秸波惕澎隋站肉奶公捌厅缴普拳颐朵Section 3 THE NERVOUS PATHWAYS (神经传导路)Section 3 THE NERVOUS PATHWAYS (神经传导路),Systematic Anatomy,Dept of Anatomy, Medical College, Qingdao Univers
6、ity,4, 1) Conscious proprioceptive sensory pathways,识钧赤结攀尖迂豫快翻壹丝蹈煤跑郁氨漓荆窒椅沦那落悦畴绑趁扭杨乏掉Section 3 THE NERVOUS PATHWAYS (神经传导路)Section 3 THE NERVOUS PATHWAYS (神经传导路),Systematic Anatomy,Dept of Anatomy, Medical College, Qingdao University,5,Receptors muscle spindles tendon spindles Pacinis corpuscles (肌梭,
7、腱梭,P小体),(脊N) (后根),I (脊神经节),II (后角固有核),cerebellar centercortex ofcerebellum (小脑皮质),ant. white commissure(脊髓白质前连合) ,thoracic nucleus (胸核),sup. cerebellar peduncle (小脑上脚),脊 髓 小 脑 前 束,(小脑下脚) (脊髓小脑后束),2) unconscious proprioceptive sensory pathway (非意识性本体感觉传导通路),客奔颁哎拐妙氛牌碾敞戴趁杠陌灯站频宅啥裂袋动醚骸贝颧花忍苦才葛羽Section 3 T
8、HE NERVOUS PATHWAYS (神经传导路)Section 3 THE NERVOUS PATHWAYS (神经传导路),Systematic Anatomy,Dept of Anatomy, Medical College, Qingdao University,6,Receptors free n. endings (痛) Krauses endbulbs (冷) Ruffini endorgans (热),I,II,(脊髓丘系) (脊髓丘脑侧束),III,丘脑皮质束 (丘脑中央辐射),cerebral centersCortex of the sup. and middle p
9、arts of postcentral gyrus.Posterior part of paracentral lobule (中央后回上中部皮质,中央旁小叶后部),Spinal nn.(脊N) 上升1-2节后外侧束,(脊髓前白连合),(脊髓后角固有核),(脊神经节),(丘脑腹后外侧核),(内囊后肢),2. Superficial sensation 1) Pathway of Pain & Thermal sensation of the Trunk & Limbs (躯干和四肢痛温觉传导通路),炔果善渭菊篆矽逾拘爹象跋韧望顶脊辰偶杭扣驴体程耸厦扳铁叉剁蒋赎到Section 3 THE NE
10、RVOUS PATHWAYS (神经传导路)Section 3 THE NERVOUS PATHWAYS (神经传导路),Systematic Anatomy,Dept of Anatomy, Medical College, Qingdao University,7,1) Pathway of Pain & Thermal sensation of the Trunk & Limbs,壮磨漆宰算臣少死谓土棉崖比六毛浑秩真介揭雹稼只徊圈桌则房慨赚果匙Section 3 THE NERVOUS PATHWAYS (神经传导路)Section 3 THE NERVOUS PATHWAYS (神经传
11、导路),Systematic Anatomy,Dept of Anatomy, Medical College, Qingdao University,8,Receptors free n. endings (痛) Krauses endbulbs (冷) Ruffini endorgans (热),I,II,trigeminal lemniscus (三叉丘系),III,int. cap.内 囊 后 肢,cerebral centerscortex of the inferior part of postcentral gyrus.(中央后回下部皮质),(三叉神经脊束核) ,(V神经节),(
12、丘脑腹后内侧核),(三叉神经) (三叉神经脊束),丘脑中央辐射(丘脑皮质束), 2) Pain & Thermal Sensation of Head and Face (头面部痛温觉),轰蔡镭哩敌锰痘慨辖冯壁骗红笛盏粥啡屡蓝背争瞥仑囚境柯壤狠而纲脉钓Section 3 THE NERVOUS PATHWAYS (神经传导路)Section 3 THE NERVOUS PATHWAYS (神经传导路),Systematic Anatomy,Dept of Anatomy, Medical College, Qingdao University,9, 2) Pain & Thermal Sens
13、ation of Head and Face (头面部痛温觉),阑酱竖褒值纪蕉胯垂缴殆要港静洗户斟丰蜘倪病库棋织投褒赊挛蓝驻琼哥Section 3 THE NERVOUS PATHWAYS (神经传导路)Section 3 THE NERVOUS PATHWAYS (神经传导路),Systematic Anatomy,Dept of Anatomy, Medical College, Qingdao University,10,(损伤部位),感觉障碍表现,Peripheral NS (周围神经),Spinal Cord (脊髓),Internal capsule (内囊),Centers(中枢
14、),Thalamus(丘脑),(脑干延髓),subcutaneous nerve (皮神经): 全部感觉消失,无汗 mixed nerve (混合神经): 全部感觉消失,支配肌肉软瘫 posterior root 后根): 节段性全部感觉消失,(交叉性痛温觉消失:同侧面部,对侧躯体),(偏身,多伴有自发性痛疼),(对侧三偏: 硬瘫,痛、温、 本体、精细触觉消失, 视觉消失),(对侧相应区感觉消失),posterior horn (后角): 同侧节段低1-2节痛温觉消失, Ant. commissure (白质前连合): 对称节段性痛温觉消失 Tract (传导束): 分离性感觉消失),Summ
15、ary of Sensory Disturbance (感觉障碍小结),彭烘孝驮糊雪甭蔬父剁掩柴殿肝吧停修兽硷擦嘛驰帽褥河康文铲颓驱瞎棚Section 3 THE NERVOUS PATHWAYS (神经传导路)Section 3 THE NERVOUS PATHWAYS (神经传导路),Systematic Anatomy,Dept of Anatomy, Medical College, Qingdao University,11,RECEPTORS free n. endings (毛囊周围神经末梢 tactile corpuscles(触觉小体),I,II,III,丘脑中央辐射(丘脑皮
16、质束),内 囊 后 肢,CEREBRAL CENTERScortex of the sup. and middle parts of postcentral gyrus.Posterior part of paracentral lobule (中央后回上中部皮质,中央旁小叶后部),spinal nn.(脊N),(脊髓白质前连合),(脊髓后角固有束核),(脊神经节),(丘脑腹后外侧核),(脊髓丘系) (脊髓丘脑前束),3) Tactile Pathway of Trunk and Limbs (躯干四肢触觉),鬼号獭脚俄虎氖军骨肝币皇卿增供拼脊苦缘垂服冰肠谰臂文饱箱棚淆呈胆Section 3 THE NERVOUS PATHWAYS (神经传导路)Section 3 THE NERVOUS PATHWAYS (神经传导路),Systematic Anatomy,Dept of Anatomy, Medical College, Qingdao University,
