r 
.11 
yjj. ftNDREAC VESALII BRVXBLLENSIS 
tunicx.cxtcrior ima quam a pa-itonxo,ut & ucficaipfa cTrtcracf qua: illo ambiu tur.infignitcr 
ualidam accraffam obtinct.Ha-cprincipiu diicit a^nembranis^ uafautcru acccdctia contmcn 
tibus.utcrumcpperitonxocomittcdbus.Apcritonxo cnimquauaiaipliconafcunt,quxama 
ximauaforu " diftributionc fuprafacru os fafta, ucrfus cruraicnduni, ipfius pcritc^nxi partcs 
proccfrus'uecnafci3tur,illismcmbranisfubftatia formacpfimillimi,quxmcfcntcriii cfiormat. 
SuntenimhiproccfTusinftarduaririenuiummembranaruinipfarummcdioucnas&artcrias 
deduccntiu, raulto adipeopplctaru. Atqi talc^ mcmbranx a peritonxo uirinq; proccdut, 
quxtoticeruicis&fundiutcri laicribusadcummodu comittunt, quo cauxinteftinoruAna' 
tomicisuocatxpariimefcntcriu"'applataridocuimus:&quemadmodumcfcntcriuinicftinis 
icrtia obducit tunica,ita etia hxperitonxi mebranc utrobicp utcru acccdctcs,in fccunda ipfius 
dcCTcncrant tunica, longecrafftore " ca quam mefentcriu intcftinis oflert.quod fcilicct quaiuor 
pcritonxi portioncs,utrinqf nimiru dux, cam efibrment,quum inteftinoru teriia tunicii dux 
tantu mcmbranx conftituaiit. ucluti k in canibus & fuibus accidcre uidemus,quibus° anibx 
uteri partes inftar inieftini funt, fingulx^ fuo duntaxat laicre ad pcritonxum in lumboru re- 
gionccolliganuquiiunicus&fimplcxmulicbrisutcrusun-obiqfperiionxoconncaaf.Poi-ro 
prxfcntis tunice craflities ob hoc duniaxai no tanta cft.quod toi pcritoiia-i partibus coftituaf, 
fcdquiahxcincotra(fto,nccp grauidouicro impcnfc collccla comprcnaqf cl^uti&modode 
iiuernadidiirusfum."hiternaYundiutcritunicaipfipeculiansacpropriacft,ncq!apcritonxo 
pcndct,& qux prius narraia eft utcri fubftantia conftituit. Hxc tunica in non pragnSii utcro 
(qucindonccaliud fubiuxcro, fubaudiri uclim) c aniticomncs rcliquoru corporisoiganoru 
tunicas,ut trcs ' ucntriculi&: 'inteftinoru fimuletia iir.plcxas.uincit. Ipfa tamcn omni cx parte 
non pariccrcranauifitur.Vbiciiimfundicfiormat'oiificiu,cranin"niacft,&pau!oquam alibr 
compaaior:dcindeetiain'mcdiafedcfupcriorisfundipartis cralTaquoqjcftadmodu.&utin 
finus utcri cnarrationc diccba,in ipfiini quafi finum extubcrans. Cxtcrum qua urcrus in obiu 
fos"angulos dcfinit,femcnqidcfcrcntiauafa cxcipit,hxc lunica tcmiior,minuscj; fecantibus 
fpiffi.quaiu in rcliqua partcoccurrit. In latcribusautcm & antcriori & poftcriori fcdcparuer 
Cianau!fiiur,adcoqicompa<rta,utnihilpixtcripl:usfubftaniiam citrafibrsti^mquibussbun- 
datdiftinaionc,utcunq)eamdincccs,intiicriliceat:faciIecjihallucinariillosintclligas,quihanc 
utcri tUiiicT gcmfna eflc uolunt,in dcxiris quidcm unii,in finiftris ucro altcra,quall utriuf-p ma 
nus cocaua limul cx oppofito iungcres,ac lingulas manus fingulas cffc tunicas fingcres. Adco 
cnim Galcni locus in libro dc Vtcri fcdtionc ualuit, utin diffeftione periiiorcs, cum lcgcntcs, 
uteriqi dcin conftru(ftioncm inquircntes, fuoqj lcnfu dcrogantes,illum gcininum, eifi non fit, 
dcfcrip(crint.quodprofcc'tonoaccidinci,fi''uaccinumcr.prinuni'ucutcruiTidiuififIcnt,qurrn 
inibi, non ucro inulicbrcm, Galcnus defcribit. Si cnim exquifitc uaccmum aggrcdiaris, 8i 
'pariciuipfius quxabutcriccruiccadcamuftjuelcdcmhabetur,quaisprimuni in arictiscor- 
nua duci confpicitur, tunica' libcraucris,qux apcritonxo edufta toti huic utcriparti commu 
nis,fimplescf cxiftit, mox intcrna utcri tunica in cofpetftu crit, non unica quidcm, uti cxtcnor, 
fcdgcmina,utriulcpfcilicctuicri partis unapcculiaris.quippctunica exteiiori ablaia, uaccini 
utcri pars,quxprius unica ccrniiur, itagcmina cft, ac fi indicc cum niedio fimul iuncluni con 
fpiccrcs: aut ntdccornibusariciisdicebam, duorucornuuradiccs inicrnis latcribusinuiccm 
commitccrcs.Ncc^ lolum id Galcni nomine in uaccino uiero cxpendcndu ucnit, ucrum cii?.iTi 
cxicrnam utrorumqjfundi utcripariium conimuncni tunicam ab iiitcrna, quxfingulisuicri 
partibus pcculiaris cft, adimens accurate,ob(cruabis non ofcitantcr fpcc"iandum ucnarum ar 
tcriarumcj'implcxum,interintcrnamexternamq; tunicasconfiftentcm : fed adcointcrnxcon 
ncxum, ui cius conncxus gratia intcrnaiii utcri tunicam Galenus ucnofam (uti fanc eft) appel 
landamduxcricVcrtim intcrim mulicbrisutcrus'' fubftantiaadco coinpat!laconftat,utuixuc 
nx capiUorum inodo tcnucs apparcant, ncquc intcrna tunica non prxgnantibus uenis cofpi 
; ■<*,W':.i' cuisintcrtcxtaca-nitur. Atdeuteriucnis&arterrjspaulopoftagetur.&nuncintcrnxtunicae 
■ "'-JuP 1^-^ mulicbris utcri fundo fiinplcx,uti diximus, cft, fibrx cxplicadxueniSt.Triplici nanij 
' W.. hbrarum gcncrcintcrtcxinir, ac rctftas quide intimas cxigit.fed cas no ita numcrofas. Extimas 
habctorbiculares,traiifucrfas'uc,rcd}orum copiam utcuncj uincctcs.Aimcdias,quxobliqua: 
Pr^!7v^.t.!; funf^pofticlctplurimas^cafdcmcprobuftinimas. Atcji hxomnes in hisqux utcroaliquandiu 
"""^'modi ^cficrunt, nonlccusquamin ucficafiaubus turgidaccrnuntur,inhisqiomniaiamcmutatur, 
'"Venxctcnirhac'' arteri.niteruadcunicsmagnx admodu&cofpicuxluni.acintcrioruteri 
tuiiicatantoteiiuior rariorq!,&magisncrucauifitur,quaniomagis utcrusipfcinmagnitudi' 
ncmpromouit. Ncqucanipliusc.xanguisautnullisconfiia ucnis apparet,ucruinmagnxfrc- 
qucnicscpuenx camintericxuni,adintcrnainipfiusfupcrficicmufqucad ' lccundasuidcliccr, 
admodiidilucideprocedcntcsrac dcniq; (ut fcmel dicam) in utcro gcrctibus omnia a no prx- 
onau- 
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