《系统解剖学》课件.ppt

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1、多媒体教学系列课件之一蚌埠医学院解剖学教研室编制动脉一、肺循环的动脉肺动脉干pulmonarytrunk左、右肺动脉leftandrightpulmonaryartery动脉韧带arterialligament（Thepulmonarycirculation）二、体循环的动脉Theaortaisthemaintrunkoftheseriesfvesselswhichconveytheoxygenatedbloodtothetissueofthebody.Itisdescribedinthreeportions:theascendingaorta,thearch

2、oftheaorta,andthedescendingaorta.Thesystemiccirculation主动脉aorta分三部：升主动脉ascendingaorta主动脉弓aortaarch降主动脉descendingaorta①胸主动脉thoracicaorta②腹主动脉abdominalaorta123②①主动脉弓的分支头臂干①右颈总动脉②右锁骨下动脉13①②2brachiocephalictrunk2.左颈总动脉leftcommoncarotidartery3.左锁骨下动脉Leftsubclavianartey（一）颈总动脉颈外动脉theexter

3、nalcarotidartery颈内动脉theinternalcarotidartery*颈动脉窦：压力感受器。*颈动脉小球：化学感受器。颈内动脉经颈动脉管入颅腔，分布到脑和视器。颈外动脉分支：①甲状腺上动脉②面动脉③颞浅动脉④上颌动脉（脑膜中动脉）（二）锁骨下动脉①椎动脉vertebralartery②胸廓内动脉internalthoracicartery③甲状颈干thyrocervicaltrunk123451.腋动脉axillaryartery①胸肩峰动脉②胸外侧动脉③肩胛下动脉④旋肱后动脉2.肱动脉brachialartery肱深动脉deepbrach

4、ialartery3.桡动脉radialartery①掌浅支②拇主要动脉4.尺动脉ulnarartery①骨间总动脉②掌深支掌浅弓superficialpalmarartery掌深弓deeppalmararth（三）胸主动脉thoracicaorta壁支1.肋间后动脉（9对）2.肋下动脉（1对）脏支1.支气管动脉2.食管动脉3.心包支1（四）腹主动脉abdominalaorta1.壁支：腰动脉2.脏支：⑴肾上腺中动脉⑵肾动脉⑶睾丸（卵巢）动脉⑷腹腔干⑸肠系膜上动脉⑹肠系膜下动脉123③①②腹腔干celiactrunk①胃左动脉②肝总动脉③脾动脉肠系膜上动脉su

5、periormesentericartery①空、回肠动脉②回结肠动脉③右结肠动脉④中结肠动脉肠系膜下动脉inferiormesentericartery①左结肠动脉②乙状结肠动脉③直肠上动脉（五）髂内动脉internaliliacartery1.壁支：闭孔动脉obturatorartery臀上动脉superiorglutealartery臀下动脉inferiorglutealartery2.脏支：⑴子宫动脉uterineartery⑵阴部内动脉internalpudendalartery（六）髂外动脉externaliliacartery1.股动脉femor

6、alartery2.腘动脉poplitealartery3.胫后动脉posteriortibialartery⑴腓动脉peronealartery⑵足底内侧动脉⑶足底外侧动脉4、胫前动脉anteriortibialartery5、足背动脉dorsalarteryoffoot12345