DE HVMANI CORPORIS FABRICA LtBER VI. 595 
rit,uerum &uods adcommodamaiiimalisuitam necctTarixgratia, QLiodcnim a piilmoiic 
iilter cxpirandum redditur, uocis optima euadit matcria, Atcj) ita uniucrla rcrpirationis oiga 
nafummus rcrum Opifcx machinatus efl:, ut cx noftro arbitratu acrcm attraliamus, cumq; riir 
fusreddamus,alitcr quamcorexnoftrauoluntate ncutiquam pcndcns,agitur. Atquumhxc 
quoque latius dum thoracis mufculos tradcrcmus complexifucrimus, ad pulmcncmrcdeun 
dura eft, qui iiiftar promptuarij cuiufdam in dnos afpcrsc artcria: ramos acrcm airumit, cordi 
illum ingemta fux carni facultatcpra-parans, ut dcindc cor per artcrix ucnaiis ramos ex afpe. 
rxpropaginibus fibiillum allicerequeat, acdcinrurfus apuImoncquodcord:iniitilecft,per 
expirarioncmrcddatur . Qiiis ita<5 afperx arterix fit ufus, neminem latci.-qucmadmodum nc, Vdfc.r„m >„/ 
quc ucnalis arterix ufus nulli incognitus eft, quumisprxcipuusfit,utacrem cordiaptu,ac 3 ""mis-rmo. 
pulmonis fubftantiainafpcrxarterixramisconfciSum, in lepclliciat, ipfiusqnntcrucntu cor 
eundcm in finiftrumipfius ucntriciiIumattrahat.Arterialisucnaiii hocpotilTimu.mfafta ccn 
fetur.ut pulmoni aptum fux fubft.itixalimcntu ex dextro cordis ueutriculo exporrigat,quod 
hcue,aereum,fpumofumq;cneoportuit,fi modoullamutatis acrcmfubftantix,adacremcmu 
tandum debcbat eflc proportio, atquc ipfc ctiam pulmo coinprimi colligi^ & rurfus diftcndi 
fequax^ cfte poflct. Ad quam fundtionem ctiam ucnalis artcria pulmoni utilis cft . nam & hxc 
illifanguinemfuonutrimcnto apiinimumdcriuat, quopulmo tum propteripfiusmolliticm, 
tiim proptcr continuum motum,tum proptcr caloris copiam,quam excordis uicinio indefcf- 
fumcjcordis motum adipifciiur ,pluriino prxcxteris corporis partibusindigct . Quodau, "^'niacriu 
tcm pulmonistunicaipfius fubftantixqua-aeris alterandiuimpoflidct,atqueramorumim- 
plcxus firmat, impletcp, inuolucri uicc fit.omnibus pcrfpciftum reor. S ic quoq; hanc iuftiflime 
tcnuem mollemqi ut cuin pulmoiic prompte conciderct,& facile dilataretur, faclam cfle,ncmi' 
ncmambigcredccct. , 
BE CORDIS INyOLVC RO. 
Capnt VIII 
J> Ri^H S E NS imiohcrum mcmbranis thomcis rtmplituditim imtrJipicntiLui lile 
riim^millaip exparte diJJcSliim tertia oflcndittirfigura^ad characlcrcs B, C^D,E,F, G : uti 
apcrtwn jjicflatur in ij^uartaji^ura ad^,B,B,Rurfm ipjiin portio JJie^atur in ultima tct 
tij librijigura ad B , 
EMBRAN AM um'uerfumcorcum{iiis auriculisac ualoru initiis inftai' 
arculxcuiufdaautthecxinuolucnte, in medio thoraceinierfcpicntiu mc 
branaru collocarianteadiximus.Verumin prcfcniiahuius innolucrifitu 
paulo altius repeiituri , eius cffigic primu nucis pinex formx qi fimillimii 
cflc dicemus. Quem admodu enim ex orbiculari ncq; pcnitus dcprcfla ba- 
fipincanuxinobtufum,ncq!impcfcprominentcconiimucroncm'uede- 
finit^omni^cxpartcorbicularis quodamodo uifitur, ficquoq; &cord!S 
Imi cordii: 
ii;/i.D,E. 
bymufcu. 
tdb.r. 
dsfig.a. 
rSfe.D. 
feji.idif- 
fcitumiriK 
crL. 
II iiioiucru orbiculare bafim &£ mucronc obtufum exigii, pineam^ nucc proxime rcfcrt.Ca-te 
rijminuoIucribafisminimecotinuacft,fedutiTiinimumquincf foraminibus pcruia: duobus 
nie (Jaji 
quidem,quibus Vauxuenxitcrprxbct.unonimirumjquahxcfeptu^^pcrforat^atqiidi^briime fM,,, „^^7^ 
inhominibusperficitur,ubidexirijlaiuseius' amplitudinis habctur, quainuoIuiTupcriinacif """>iitcrg arr 
fimefeptineruolxpartijfecusatcpin cxtcrisanimantibus,conafcidoccbimus. fccunciu autcrrt ''^' fra:' 
foramcn illud eft , quo eade uena furfum a eordis bafi iugulu pctit. tcriiij porro foramcn' artc- 
ria ucnalc tranfiiiiltii.quariij uerb 'ancrig magnxparatur,& quintu artcriali uenx uia prp bei. CarJi^ m,o, 
Atcp idquodamodo duplexeft,quod arterialis uenapriufqjcxinuolucro labiiur,iii diios trun '""mmmv:^ 
cosdifcindifjbinaininuolucroforaminaperpctuofercadcptosrquancpet uenaliarterixduo^ 
bus quod,iiTiodo locis iter prxbeat.His uafis notatirdignointeruallo a cordis fupcrficicabfce 
dcntibus,prglcns inuolucru ualidiffime'obnafcii:,quod,imodo ab ipfis principiu duccs.uidcit 
tur nancf artcrix magnx&arterialis ucnx tertix tunicc(quas ab interfcpietibus thoracc mcm 
branis,acabillaquxcoftasfuccingit,exigunt)deindc&:fecundaucnxcaux&uenalis artcrix 
tunica ab i-jfdc mcbranis profafta^cordis inuolucri principiii ftamcre. Vafa etenim mcdio intcr 
cor & ubi inuolucrum ipfis comiititur fpacio.eiuliiiodi tunicis peniius deftituijtur, ac noiatu 
dignumintcru,allumintcrcordisbafim&inuolucriadilIauafa coaliium exiftit,ncque magis 
inuolucrumcordisbafim,quammucroncmautlatcraiIIiuscontingit.quodfancaGaIcnoe:c- Lils JeP; 
pendendumcrat, quum inuolucri originema cordisbafi pendere fcriberei. Aiquchxcfo- fipdrmx. 
ramina iiiuolucri potiflimum bafis ncceflario obtinuit, fcfchlc quam maxime licuitrotun- 
Cc 4 dam 
