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1、胸部x线摄影技术（ChestXrayradiography）ChestXrayradiographyAppliedanatomyChest:Theyaredividedintothethorax(sternum,ribs,thoracicvertebrae),lungs,mediastinum(heart,largevessels,esophagus,trachea).Lung:dividedtwoparts,islocatedinthechest,totheupperthoracicmediastinumo
2、nbothsides,fromthediaphragmaticsurfaceontherightthantheleft,theupperapex,lowerlungbottomouterribsurfacewithinthemediastinum,surface,apexabovetheclavicle,therightdiaphragmishigherthanthatoftheleftlungwas1~3cm,tosag.Thelungtissuewassoftandlight,containinggas,
3、thelowproportionoflung(0.35~0.75).Heartandlargevessels:Theheartconsistsoftwochambersandtwochambers.Theleftatriumisthehighest,slightlyposterior,andtherightatriumislocatedintheupperrightpartoftheheart.Therightventricleislocatedintheanteriorlowerpartoftheheart
4、,withthelowestleftventricularpositionandtheapicalportionattheleftlowermarginoftheheart.Theascendingaortarisesfromtheleftventricle,risestothefourththoracicspine,movestotheleft,formstheaorticarch,andactsasthedescendingpartoftheaorticarchalongtheleftedgeofthet
5、horacicspine.Thepulmonaryarteryrisesfromtherightventricle,upandbacktotheaorticarch,andisdividedintotheleftandrightpulmonaryarteries.Bodysurfacelocationmarker1.thejugularveinnotchofthesternumislocatedinthedepressionoftheuppermarginofthesternum,andtheheightof
6、theloweredgeofthethoracicspineissecond.2.thesternalangleisthejunctionofthesternalshaftandthesternalbody,withslightlordosis,andthetwosidesareconnectedwiththefrontendofthesecondrib.Thetracheabranchesatthejunctionofthetracheaandthejunctionofthe4and5thoracicver
7、tebrae.Attheendof3.totheendofthesternumxiphoid,elevenththoracicvertebralheight.The4.ribarchformstheanteriorpartofthelowerthoracicopening,whichisformedfromthefrontendoftheeighthto10costalcartilages,withthelowestpointofthebowandtheheightofthethirdlumbarverteb
8、ra.5.claviclemidline,axillaryline,axillaryline,axillaryline...TheheartpositionisindicatedbyA,B,C,andDfourpoints:Apointleft,secondribsubchondralmargin,awayfrommidline3.5cm,Bpointonleft,fifthribspacing,m
