DB HVMANM CORPORIS FABRICA LIBER 1 1 T, 281 
orifictumnonmmus mcordis dcxtrum finumquam orificium cauae orbiculatim libcrumq^ 
pcrnngit,nihilqjiTiinusapparct quain fobolcsaliquaacauaadarterialcmproduda . Vndcc- 
tiamlia:c,quiapropriam obtinct circumfcriptioncm,non minus priuatim quamcauaucnit 
pcrtraflanda.HucacceditGalenidcucnxpari carcniisprincipio,fibinonconftansfcntcntia. 
PrimumenimincommcntariodccimofccundilibriinHippocratcm dcViflusrationcmor, 
borum acutorum,fibi ipfi tcr pugnat . nain in initio fcrmonis de ucna: caua; pcr thoraccm di^ 
ftributioncuniucrfiminquitjUcnamoiTtoinfcriorcs coftascnutricntcmacauapronafciantca 
qiiamadcorpcrtingat.mox fubiicit, in quibufdam animalibus fupracorhanca cauadcpro' 
nii:in hominc autcm ex ca caux fcde candcm eincrgercdocct, qua harc dcxtram cordis aurem 
coutingit.Rurfusfuioblitusahquantoinfcriusfubncctitjhominisinfcrnas coftasaucnacnu 
triri,qux fub cordc a caua cxcrditur . Huic fcntcntia: propcmodum conformis cft, quac in fc- 
xto libro dc Hippocratis & Platonis dogmatibus legitur , quum fcribit , cordis inuolucrum 
fimulcumomnibus membranis,qua; tum thoracis cauitatcm intcifepiunt, tum qua-pul' 
monemambiijt,alimcntumexcauapriufquaadcordcfcraturfumcrc. Quandoeniminquir, 
KpioCi ■pi^xAucftiu-: yrriVi^mi: , aliud nihil ipfum intclligerc arbitror , quam membranam coftas 
fuccingcntem,qua;maximacxpartc ucnafincparienutritur.Nonenim imclligitopinormc' 
branam pulmonum fubftantix proxime obnatam,quum ha-c ncfurculum quidc a caua mu- 
tuctur.lnlibroautem dc Vcnarumfcc^tionCjUcnafinepari adcxtra auris fcdcadfiniftras tho' 
racis partcs proficifci,atcj! ad quintam thoracis ucrtebram perfcrri in.quibufdam animalibus 
attcftatur. In fimiis autcm , paulo fupra aurem in dcxtris partibus hanc poni docct,pluraque 
hicquamin librodc Viftusratione, coftaruminterualla pra:fcntiucnacnutriri fatctur. Ean- 
dcm fcntentiam in fcptimo dc Adminill:ranclis fccftionibus compleflitur^nifiquod hic ipfam 
aucnaqua:iuxtadcxtrumcordis finumconfiftit,pronafcifimplicitcrtradit:quumillicadfini 
ftras thoracis partcs illam proficifci , malc adicccrit. Quinctiam alio fcptimi cius libri loco hSc 
g E fincpari ucnam cxdcxtro cordis finunon fecusac ^ coronalcm pronafcidocct: quamuis idiii 
fimiishaudeucnir.Atnoncftquodprolixiusaliahuiusordinis locacxlibro dcFcctusforma 
tionc&aliundein mcdiumadfcram,quumexmodopropofitis,Galenideuenacparicarcntis 
ortuprogrcftiiqucfcntcntiautcunqucconftet. qua:quam ueritaticonlcntiat,cxnoftracnar' 
rationc uerameius uenxfericmprolcqucntc, pctcre licct. hihomine enim non minus quam 
in fimijs, & canibus, & fuibus, &:;bobus,&; quotquot uidi quadrupedibus a caua pro- 
cedit,poftquamha:ccordisinuolucrumfupcrauit,aceoufqucpcrtingit, ubinullusamplius 
pulmonum apparctconncxus,qui uaforum intcrucntu pcrficitur.Et fi quis feclioni fidcm de 
rogans, rationem huius ucna: cxortus peticrit,illam faneadinucnict cx noftro fcrraone, qui 
Naturxartificium in iUius ucnacpropagationc fupcriuscnarrauit.Haudquaquam enim hcc 
paricarcnsucnaa caua;caudiccfubcordccnafcipotuir, tum quodnimiumpcriculofcfufpcn 
fafuinct,proptcringcns intcruallum abcaucna;caua: fcdeaducrtcbras ufqucconfpicuum: 
tumctiam,quodfiillincucnaparicarcns cxorirctur,totadorfipars fub corde &ca fcdequa 
eiusucna;principiumnunccxporrigiturconfiftcns,ucnisindiga rclinquerctur :autNatura 
dcnuo aliain ucnam illinCjUnde nunc illa cnafcitur,produccrc dcbuiftct, illis ucrtcbris alimeii 
./;«. tumfubminiftraturam.B regioneautcm'' dextrxauriculcpronafcinulloprorfusmodoqui 
uit,quoduafa pulmoncm adcuntia, uenalisfcilicctartcria,&arterialisucna,&alperaquo' 
qucartcria,illamaddorfumfcrriprohibuinxnt,nifiipfa aliquoufquc priusautdcorfum aut 
furfum prorepcns,aptam dcfccnfus fui fedcm callideinueniflct . Prarterca fi e regione dcxtraj 
cordisauricula:uenapariscxpcrsdifFunderciur,ipfaetiam cordisinuolucrumpcculiarifora 
minefecusatqucnunc pcrmcarct. undcctiam uel hincaffatim docct,quam procul a corde 
principiumducat. Ncqueeftquodadhuius fcntcntia: robur, hominisdorfiquaidcorfpc- 
clatobliquitateadfcram^quxquiiinultomaiorinhominc^quam quadrupcdibusautauibus 
fit,facileliccretconficcrc,fincpariuenahominictiam altius,quamillisanimalibusacauaopor 
tcrc cnafci,quodhis&fuccin(ftiorducrtusercgionedcxtra:aurisaddorfumquamilliuifitun 
utiprofccl6intcrfccandunonfolumiucunducftcxpcndere,fcdctiampromptum.Quamob- 
rcm ucro Galcnus ita uarie &dchominis ucna pari carcntCjipfi^ nunquii uifa, magis pcrpera 
adhucquam de fimiariauenafcnfcrit^incaEpiftolautcucjperftrinxi^quadexiricubitiaxillare 
in lateralimorbo(fimod6 quid intcrfitcuius lateris ucnadiuidas ) fecadam docui.Galcnus c- 
nimaliquamrationcalicundecominifci ftuduit,quaHippocratisfcntcntiaprobabiliorcred- 
dcret,qua is fanguinc nonmittcndum docet,quum dolor inferiora ac fub fcptum petit.Qiiali 
uero Hippocratcs arbitratus fuiftct.a ' ucna fine coiugcpcr phlcbotomianihil cducipoflc,aut 
■ ea rcmotiiis ab' axillari diftare,quam ui hxc aut alia qu^uis,illius gratia apcriri poffet . quum 
intcrim 
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