3^ EXBRCITATIO ANATOMICA 



Primus contaAus, & vnio vcnar cauxcuTnartcriavcno/aCqu«fit 



priufqaamcaua in dcxtrumvcntriculura cordis fcapcriat, aut vcnam 



coronalcmcmittat, pauluium fupra cgrelTamab hepatc) Anailomo- 



CmlaKtalemcxhibcc.hoccft;, foramen am plum patens, ouali figura. 



pciiufum e cam' in atteriara illamperuium , ita vt(tanquam pcrv- 



nutnvas j per illud foiamctt fangais de vcnacaua in artcriam vcno«» 



faro» & auriculam cordis finiftram vfque in vciiiriculam finiftraru 



libcrrime , & copiofifllme dimanarc poflic. Infupcrin ilfo forami- 



nc ouali e rcgioxie , (\\ix arreriam vcnoram refpicit , opcrculi inftar 



racmbrana tenuis dura eft , foraminc maior, qua: poftca in adultis, 



opcricns hoc foramen , & coalcfccnsvndiquc iftud foramen omni- 



jioobftruir, Sfpropc obIlcerat.Ha:cinquammcmbrana fic conftitu» 



ta ell> vt dam laxcin fcconcidu, facile ad pulmoncs.&rcorviarcfu- 



pjnetur, &fanguiniacauaaftlucnticedatquidem, atnc rurfusinca» 



nam rcfluat, impcdiar, vt h'ccar exiftimare in embryone ftnguincm 



condnuo dcbere per hoc foramen traniirc dc vena caua in artcriam 



venofara > 6<:indc in auriculam iinifttam cordis ,poftqaara mgrcflum 



fucrit.Tcmearc nunquam poile. 



Alccra vnio eft venae arceriofai(qaa: fit poftquam vcnailla , c d(:xtro 

 vencriculo cgrcHa in duos diuiditiir ramos ) eft tanquam duobus du 

 €kis>tcrtiustruncas,&quari canalis aiteriofus; abhinc in .iricriam nu- 

 gnamobliqac du£tus> &perforacus:vtindi(rc<5bioneEmbryonum» 

 <jua/j dujeaortx, vol radices artcri^ magna: e cordc cxoricntcs du« 

 appaicant. 



Canab'shic in adultis /imilitctlcnfin^atrcnuatur , tabelcir , & pc- 

 oitus tandem vt vena vm biltcalis cxiccarur , & abolerur. 



Ifte canalis art criofus nullam raembranam in (c habet , fanguinis 

 motumhincvclillincimpedientem. Sunteniminorificioillius vC- 

 nsc artcriofe (cuius iftc canalis , vti dixi , propago eft ) valuulae fig- 

 moidcstrcsqna: intusforas fpedlanr, & fanguini e dextrc vcntricu- 

 lo hac via in magnam arteriara fluenti cedunt facile > remearc ve- 

 to contra ab arteria quidquam, aut a pulmonibus in dcxtrum ven- 

 tricnlum ad amuftim claufum omninoimpcdiunt. Vt hie criam ar- 

 birrari confentancum fu in Embryone,dura cor fcfe conrrahit con- 

 cinao (anguincm e dcxtro vcntriculo hac via m arteriani m^gnam 

 inuehi* 



Quodynlgo dicxtur»has duasvmoccstainmagnas, patentee, be 



apectas 



