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iS4 ANDREAE VESALII BRVXELLENSTS 
111 clatiorcm fcdem ' mufculonimpcrtincns,quianteriorcmccnncis ucrtcbrariim rcgioncm Ismif.i 
occupant j ftomachoqjfubiaccnt." Graciliorucr6intcrn;iciugularis ramusfoporaliarteriapc 
nitus iclicta," priuato foraminc caluariani fubit,quodiu.itaforamcntertio°& quarto pari 
neruorumcercbricommunccxlatum rctulimus.Priufquamucrbramu.sillcinduramccrebri 
mcmbranam digcratur,totus'qucin caluariam mcrgatur/fobolcm non admodum inlignem 
ad auditus organum dcpromi!,eam per foramen quoddam tranfucrfum mittcns,quoQhuic 
foboli&^ncruulocuidamquintiparisncruorumcercbricommunecenlctur.Porro^cxtcrior 
idemq?grandior fupraclauiculamfa(fta;diuiliom'sramus,abcxtcrioriipfiuslatcrcpoftquam ^ ' ^ 
mufculorum dorfum raoucntium fccundi paris ' alteruni pcrforauit," infigncma fcdiducit 
ucnam,quDcdcorfumucrfusclauiculam reuolutaadfummum humcrum ipfumcp adcobra- 
chiumcontcndit.Antcaquam tamcn hucpcrtingat,non proculab ipfius ortu'ramumcdit, 
qui in cutcm poftcriori ceruicis fcdiobduc"tam,& externoscius fcdis mufculos, numcrofaue 
nularumfericdigcritur.Pra;tcrhuncucnafubclauiculabrachiumpctcns,*'aliumquoq;.gran 
dioremdepromitramum,ingibbamfcaputefcdemfrcquciui ctiamfobolcdifpcrfum.Dcin' 
dcquando ad^fummumpcrtendithumcrum,atcj;fub illoinbrachiumprorepit,priufquain 
pcnitusdcmcrgitur,infummihumcricutem'propagincsdcriuat,quarumpia:cipua:incutc xb. 
digcruntur, qux ' mufculumintegit, cuiusopebrachium attollimus.Eiufmodipropagines ' 
interdum,idqipotif[imurainmulicribus,admamiIlarum ufq;cutem°excurrunr,deorlumin 
priora fccundum clauiculam crrabundo progrcflu dcduflx,& antc fcdioncm in plcrifqj mu a dj. 
licribus uirefccnte quodammodoautca;riileocolorcapparcntcs.Qi.iaautcmfericciiTsuena; t4-»;«Cf, 
brachiumadcuntisrcliquum(quodhumcrariamuenamconftituit)inmanumdigcratur,po ' 
ftcriLisdica,quandopcculiariCapiteipfiusaxillaris9uena;diftributioneinpcrfcqu3r. Civte 
rtim' maior ramus,qucfupra clauiculahabcri,atqj ab cxtcrno fuo latcrc humcraria pcrminarc 
diximus,fub cute ac' latobuccas mouctc mufculo fecudum colli latus ad fauces porrigitur,cx 
tcriorcm efFormans iugularem,quenon pari fempcr modo(utiin uociterantibus, autalias ui 
fpiritumretinentibus,&uetulis indicsobferuamus)pcrcollicutcm fertur, fedfere ouadru- 
plicem diftributionis fpcciem proponit. Prima (quam frcqucntius cft ccrnerc) cacft,qua 
unus tantumramushic fubcute ad fauccs ufqueproccdit,inipfoprogreflu nullibiinfictni, 
ter difciffuSjfcd duntaxat graciles ramos in mufculos contcrminam'quc cutcm partim rcifta , 
partim oblique, & interdum tranfuerfim confccndcntcs , uarie (pargcns . Sccunda autem 
ca uifitur , qua in medio duclu iuxta colli longitudinis medi- 
um iugularis in duos infignes ramos dirimitur , & unus qui- 
dcm in priora, alter in pofteriora quodammodo furfum pro- 
perat. Tertiam rarius accidcrc confpitimus,nimirum qua pro- 
ptcr clauiculam adhuc,ubi humeraria origincm ducit, extcrior 
iugularis induas propagines difftinditur, quEc furfum fubcu- 
te inuiccm diftantes feruntur . Qiiarta cx tertia paratur . aliquo- 
tics enim illa! propagincs inuiccm pcrpctuo diftan t, ac nufquam 
fe mutuo contingunt.intcrdum ueio ad humiliorcm faucium fe- 
dem mutuo rurfus coeunt, ac exambabus una conftituiturue- 
na, qua; mox bipartita,uti modo fubiungam, in ramos ccftat. 
Verum fubinde & cxtertia fcrie alia adhuc confurgit difltren- 
tia . Nam aliquando altera, ncque illafane minor propago, cu- 
ti non fubtenditur, mufculo recondita qui apcflorisoffisfum f^-mfu 
mo &cIauicuIapronatus,mamiIlaritcmporisonisproccffuiiiv °' 
feritur. atqueeapropagoin cum modum fubmerfa,frequentcr 
ade6infignisoccurrit,ut ctiamnonnulli diflcflionum profcflo 
rcs hanc internam iugularcm uideantur appcllaflc : illam ue- g s. 
nam intcrim negligcntes,quam priusinternam iugularem no- 
minauimus . Vtcunque igitur cxtcrior iugularis aut unica u- 
trinquc, autinmediopercollum dudu,aut ftatim a clauiculis 
gemina afccndat, femper cutiquaprorepitinftgncsnotatuque 
dignos oftert furculos , ac quum adfauces ufquc iuxta infcrio' 
ris maxillachumiliorcm fedcm fub aurium regione " contendit, hv. 
fui ' portioneadorisinteriora&duram cercbrimcmbranatranC ' 
mittit,* rcliquum ucro ipfius in facici cutcm &illius mufculos,& 
ad tempora,&poft aurcs,& uniuerfam breuiter capitis cutcm 
tranC 
