ANDREAE VESALII BRVXELLENSIS 
xcris.itananqueunus tibiapparcbitucrmis,iUisquam fimilimus.quiucris tcmporc e fa!icibu3 
dccidcrc folcni,autbombicibus priufquam fcfc folliculo iricludant : 5: adhuc multo magis 
quum iam aliquandiu inclufi fucrijt, folliculum tannen non dum corrofcrc. At fi uniucrlas illas 
mcdias rcuolutioncs fimul non abftulcris, &; dunraxat cxtrcma cxecucris, duos potcris com- 
inonfirarc ucrraiformcs ccrcbclli proccflus,unum quidcm priorc, poflcriorcm ucro altcrum. 
PorrononfoliamexciflisadhuncmodumucrniiformibusproccflibuSjipforum imagocxami' 
nandauenitjUeriimctiam quando ccrcbcllum adorfalismcdullxinitioaucllitur.iploruufum 
T^crmrum pnccipuo ftudio cxpcndcrc conduxcrit.lnipcflis itaq) ccrebclli partibus,ncruoru paria iuucfti 
t^micximc. gabii tur.quod ut fiat ocyus,'manu intcr ccrebru & frotis os inlerta, ccrcbru fcnfim attollctur, f^^' 
utprimum aplcrifqj uocatum ccrcbri'mamillarc proccfIum,&dcin olfaftus oigano (cruicn- 
tcsuideas"proce(Iiis,qui e fuis finibus ftylo quopiaautdigitoucniunteudlcndi,8.' una cum mtnliz»- 
ccrebrofurfum inpoftcriora flcdcndi:in quooperecaputnoninutilitcrinocciput"rcclinabi ""^'^- 
tur.itaenimrcuolutum eorumprocefTuum ortumpulchreoftcndct. Atquchicparitcrin con 
fpctSum uenicnt°uiforiorum neruorum principia,& corundcm congrcnus,& fub illis''pcluis l. 
cerebripituita;expurganda;parata. Mox & artcriarum indunr mtmbrana' ampiitudincm "Vi^flii 
ingrcftusoccurret,qua- partim in tcnucm abfumuntur manbranam,& partim in dcxtrum & 
finiftrum ccrcbri ucntriculos propcrant. Vt iicro cxaclam earum artenarum fcricm fpc(fles,&.' n.o. 
liic quoquctcnuem mcmbranam a ccrcbro diucUcs, & ucntriCLilorum terminos inibi in reuo, P 'sfen s, 
lutioncs,noautcminolfac"iusorgana uiforios'ucncruosfinirc,nihuqjmimisquamaucntricu- '^'^'^fi- 
lisincaoroanapituit.amcxccTni, illisqjad 'odtauum capitiSosdcdud.'Nuncuiforiosncruos ^'n/fj.B. 
a ccrcbro diuides, & totam ipforum portioncm in caluaria; amplitudinc tibi conlpicuam, Itu.- '^i^- e.F- 
diolc rclccabis,nc nupcr diflam pcluim fimut aufcras.ca nanquc hac adminiftrationc tota oc 
ciinit,pulchreq! ccrnitur,qui ' mcatus cx tertio ucntriculo adhancpcrtinct, &qualitcrillain , vnfiCiii 
"glaiidem ccflct, quxdtirx mcmbranxfubiicitur,facilcq5dilatatohicpropriodurxmembra- 'ji 'ni>/tti. 
nx-foramineipccfabitur. Coduxcrit tamcn mcmbranaminibitantifpcrillxlam fcruarc,dum 
rcliquos ccrcbri ncruos examinaueris.Capitc igitur in finiitru latus' recIinato,& ccrebri paric ^ „ f . 
qu.radhucicliquacft, in fuumlocumutcunquc rcpofita,ccrebrumpoftea in finiftrumlatus y viin .4 
dcorfumc{ircBec"tc3,& ' fccundi paris origincni contcnipIabcris,mox ' minorcm tcrtij paris ra ^J'""^^ ^ 
diccm,quadiuulfa ccrcbrum adhuc magis in Iniiftrum dcflcc'rcs,& mox "tcrtij &quarti paris ^,^/,j'n. 
c.xoiiumintucben's:infiipcr& 'quintiparisorigini:, c]uam fimiliterdiuiderecompctit,ut' ncr bi^p.\,K. 
uulumintucaris,quiiuxtaquintiparis radiccm priiicipium obuncns ' tcmporali mufculo,& IJ"''-^? "' 
inore'dclitcfccntimaxillamq;attollcntiolTcrtur.*Scxtum quociuepar & fcptimum euadunt ^'^iJpu, 
coiifpicua,fi uarijs ipforum quibus ortum ducuntpropagmibusanimum adhibucris. Carte- tjb.r. 
rum quum paria hxc perquiris,"ducT:us quoquc uenarum modo cx dura;mcmbrana.'finibus f <s™'f 
iii rcnucm cxcurrcntes obfcruandi ucniut, & ncruoru exornbus in finifti o fi uilum crit latcrc, ^ ]^ ^ ^ 
fimi!itcradinucris,c]uicquiddorfalismcduIla', autccrcbriincapitcreliquumcftaufcrcs,iitdu- dcatO,m 
ram mcnibranam cjua ccrcbri bafi fubiacct,adhuc intcgram uidcas,& olfatSus organorum fi. P°"'j' f'"'' 
nus foraminulis pcruios,& undiquc cgrcdictcs ncruos intucaris:quibus infpcctis, primi ac fc. 'f,"^,, 'jp | 
cundi durx mcmbranxfinuumongincm,& in illos fubciintiauafa 'cxaminabis,acutioricul (1.4. 
Ju".t ruetrlri raucroiie ipfos apcricns.'' Duftus autc fccundum durxmcmbranxlatcracxcurrentcs,& knpp<trm 
tn-idpfiim in ipfius iuxtafi'ontcm baficonfpicui, ucl citraaliam fctftioncmfuntobuii.utucrcglandulam, i"f,^.,jf 
iz^mea. qucm dincaioiiis profclTores cmcntiuntur rcticularcm plcxum uidcas,animum adhibebis , vtji.{tum 
CUndiipimt Jj,r3,|.,^,.|,,l-,j.an3-'fQraniinipcluis infundibiiruemcdiuc.xcinicnti,&adhucpc!uisportioncm ^ftg- 
umtzcii>ien- , , , „, , , jr • -n • I J (iij/ie-H, 
tu.iprtf^cccti aanatamhabcnti,non ncgligcnsintcnm arteriamutrinquc ad toraminis illiuslatcraduram 
Imctiim jrtc- membranam pcnctrantcm. quxubiobitcrintuitusfueris^^acutioriscultcllimucronetclionc Itsfig.F. 
exilloforaminc utrincpadartcnarumufqjtranfitumduccs.&labrisfccftionumdiftcntis^olan- '"fk- 
dulafcfcoftcrct,artcrixcRad ipfiuslatusftratx.^VcrumhxmacrisrcddcnturconfpicuXjfiha- ^', „ „ 
I 0, • ■ 1 ir ' • • 'j ° u 1.-1 u • ""•X"^"- 
mulis&acutioriscultcllimucronc,quampotcrismaximedurammcmbranamhiclibcraucns, nms/igiH 
apcrucrisuc, acabartcriadurampcnetrantc membranam plumbcumftylum ad foporanam 
ufquc artcriainccruicc adhucconfiftcntcm,impcllas.Idnanq!inhomincfac"iuprompnimeft, 
fi modo tuis oculis Galcni nomine fidc dcrogarc nolucris. Hic enim quam pulchra dcrcticu- 
lari plcxu 111 hominibus comcn ti fin t hactcnus omncs, obferuabis : potiftimtim fi ouillum au t 
bubulum ccrcbrum hicquocj fccTtioniadhibucris. Prxtcrcaglandulam fuafcdcdimoucns,ac 
ut duriticm ipfiiis cxpcriaris eandem coprimens, perpcndcs quid Galeno in mentcm ucnerit, 
quod percrafliflimiiolTiscuncumrcfcrentisfcdcm, quam fpongixmodopcruiam eflefcribit, 
pituitamadpalatumcolari ccnfucrit,&nonpotiusproprioshicpituitx&attraflo pcrinfpi- 
rationcm aeri dudus,foraminacp non minima etiam indagaucrit. Rcliifta modointcnori calua 
tix 
nurum. 
