DH HVHANI CORPORIS FABRICA LIBER VI, JS? 
unum fibranim gcnus diuclli po(Tcobfcniabis,ac omnccarnis pancm diucrfis mukiplicibusqi 
(lcd potillimum tranliicrfisyhbris abundarcaftrucs : non cnim in coi dc, ut fanein ftomaclio, 
ucntricu!o,intc(i:inis,& ipfo ctiam utcro,& ambabus ucficis fcclionis bcncficio fibrai u fitum 
auinucnirc inccoriieft. Qtianff; intcrim tr?plcx fibrarii gcnus a Natura ipfi larrjicu cftc, no pof- 
fimus irc inficias,quum ob uarium & rariim qucm in iilo uidcmus hbrarum implexuiu,& nuL 
Inm fimpliccm carundem duftum:tum etiam proptcr manilcftam ac uchcnicntcm cortlis fun- 
cT:ionem,qua; fibrarum potinunum,ut ftacim diiTturi fiimus,auxiIio pcrficiuntur. Cctcrum Sc 
firatio foriaffis fuadcretrcclas fibras quibus attiahcdi facultas tnbui.urintimas,& deindc his 
obliquas,qux in alijs organis naturali mocu agentibus retcntioni pnvcfle credutur, pofitascC 
fc,&e.>;timamfcdcintranfucrfasacorbiculares,quxexpclUinc,obcincre,noncamen cordis fi- 
bris eum ficum aftcribemus^quum icctio ipfa triplcx hoc fibrarum gcnus iiuiiccin ccmmifccri 
oftciidat,&nuncrciflas,nuncobliqiias,nunctranfuerfas,&rurfusrcCtas&obliquas &tranf 
uerlas quodammodo coinmonfuet,quafi trcs priorcs difFcrcntix fiiigulis uentriculis pcculia' 
reseftcnc, poftcriorcs ucro coci cordi ambobus'quc ucntriculis fimul dcdicarciitur . AppeU 
lo aucem in cordcreclas fibras,quas in eo perquain clixaco cx ipfius bafi ad mucronis ufquc ip- 
fius cencrtim dcduci,tain pir cordis uciicriculorum fcpcum,quain rcliquii fcdcm confpicimus. 
tranfucrfas autcin,qua:orbicuIatimcorucntriculoscj;ambiunt:obliquasucio,qucquidcmor 
biculacim cor uentriculosqiambiunt.at oblique fecundum cordislongicudiiicmproccdunt, 
S uiitq! ha; in duplici difFcrcncia. Aliqux ctcnim iii dcxtro cordis latcrc bafi funi uicimorcs,in 
finiftro ipfi mucroni : alixautcm in dcxtro latcre mucroncm magis rcfpiciunt, in Ixuo bafiin, 
Atque liis lane fibris pro cordis molc,fi cam fcilicct ad mufculum conferas, pcrqiiam, numcro- 
fis,&carnchascontincnceamp!cxantccj!,pocifJiinacordis fubftanciaconfticuicur, cui cadeni 
cummufculorumucncrium [ubftantiaaccidiccompoficio.Vccniminmufculis fibrxncrum, 
pcrcncur, carncm undiquc habcnc circumpofitam : fic& cordis fibrx peculiaii ipfis carne 
concinencur, fulciuncurcp. Qtix porropcruniuerfumcor fibrarir & carnis fimul ficcrafticics, 
tuiic dcmum opporcune explicabicur , ubi cordis ucncriculos oracionc complcxi Ricrimus. In 
prcfcnciaauccmfLiffcccric, carnisfibiarumqjcordisufum,quxq;adhucadcordislubftanciam 
lpc(rcanc,adiiccre:acinnucre,cord!Scarncinin inucroncquaininbafiipiffiorcmfolidiorcm^ 
apparcre. Nonob hoc profe(fco(ut Cilcnus arbitratui ) nc hic corin fuis contraftionibus 
pccloris os acccdcs facilius Icderecur:ucru quod ca cordis pars tenuis fic,& quod ad ci: hbraru 
rcflaru con curfus pcrficicur.qui carnc mucronis,& fiab alia no diftcrac, coinpaifciorc comon 
ftrac,ad cia prorfus modu quo folidiorcm carncm in mufculi capite, aut ttndin is principio ui' 
dcmus, quam in mufculi ucntris medio, ubi fibrx no adco atquc in illis locis compaclx^ab in- 
uiccmmaCTis dirimuntur. Carnisitaquccordisnonpoftrcmus uiuscum mufculorum carnis Cmiscor' 
ufuinfibraruinfirmationccorreli^ondct. Quoducropropriapcculiariqpipfius fc.undiim iu- ''««y»5- 
ftitiamtcmperieadprxcipuascordisfunclioncs^qiixinfanguinisgratia pulmonis cmucatio 
nc,& uitali fpiritu conficicndo potiftlmij cofiftunt, opitulctur,imo primarius harum funclio- 
num autor fit,cx alioria uifccru fubftantia raciocinamur. CxtcT iim cordis fibrx alteri fiincflio- ^■^•■''T«"fi< 
nilubferuiunt,quacortannfpcrdumuiuitanimal,& diIatatur&contrahitur,&aliquandiuin 
Icrconcraflioncmdilatationeincgquicrcit.Dcinqucmadmodum cordis fibrxcum inufculo- 
riim fibrisnonnullaconfcquunturcommunia,ficctiam ut&iIlxinocuifamuIancur,fcdpror' 
fus diucrfo.iVIufculorumeniminocusarbitrariuscft,cordisueronaturalis,acablt]ue laftitudi 
ncinfcrutabiIirciaimOpificisinduftriaindctelTiis,arbicrioq!noftroinininielubditus, nccp cx 
ccrcbrincruis,uc mufculorum mocus,ullaexparce dcpcndcns . Porro cordis dilatacioncm, 
qux mucronisipfiusadbafi3Ccncrumcftaccraflio,&omnium laccruni cordisdiftencio,rcc^cc 
eft^ciunc fibra-,mucroncin.ucrfus bafim concrahcnccs . Qciod faiicica pcrficicur, ac fi uiniinco 
circulo orbiculatimcadcmcp fericcomplurimas iuncorumfcirporuin ueradices connc^lcrcs, 
&capitibusilIoruin fimul co!lcftis,uelutpyramidcmquandamcflBnnarcs, acdeinum funicu 
lum ex mucronis mcdio pcr circuli ccntrum dimittcrcs , quo dcorfum traiTto , pyramis brc- 
uior,intus^ multo capacior rcddcretur. Hinc fiquidcm cordis dilacationcm condifccre quam 
optimelicerct: quippcuimcn quodammodocordisbafircfpondcret,iuncorum autemcollc- 
ftio cordis mucroniidcinde iunci ipfi & funiculus illcrcflis fibris congrucrent . iunci quidcin 
/llisrcfpondcrentfibris,quiin cordisIaccribus&anccriusccpoftcriuscoiififtunc:funiculusau 
6sp. H,H. tem illis conferrctur fibris,qux in cordis cariico lcpto intcr duos finus pofito frequentiftimx 
^ji.K.np- habentur.quanquain quod omnimodam cum rcctarum fibrarum motu fimilitudiiicm obtine 
^""^-G rct,nihil confingcrepolTimus.Tranfucrfarum autcm feu circularium fibrarum aftioiicm ad a- 
, liquidrefcrrc,eftquani facillimum.hxcnimcordiscontraiSioniiniprimis prxfiint, quxmu- 
cronis 
