flci.iLmpro' 
ANDREAB VESALII BRVXELLENSlS 
intefcarncam mcmbranam & cutcm rcpcns, fobolcscp tcnuifTimasdiffutidcns.HiiicfurciiIo 
poUici cxporrcifto interdum ramuli acceduntjpcrmifccnturcpjab r\s fccundi ncrui propagini, 
bus,quas modb intcrnx fummx manus cutcm adirc fcribam. ^ Humilior enim crafliorqj ra- 
mus eius iecundi nerui diuifionis^qux iuxta cubiti flcxum pcrficitur.flatim in duas quo quc di- 
rimitur propagines/ub' mcdia prorcpcntcs ucna ab li umcrali ad communis Ucna: conftitutio 
ncmproficifccntc, "' Vnaharum propaginum qiiam clatiorcm appcllare nihil prohibct, poft- 
quam diclai iam ucnx fuccumbenSjad " ucnxcommunis ufque origincm obliquo duftuac- 
ceffit,relic1a ucna cuti fubtenditur, & in dcfcenfu elatiiis ad radrj fedcm nonnihil obliquc con- 
fccndcns,fccunduminternumlatus° mufculioblongi&radiopropriiad brachialisufqucra 
diccm pcrfertur. Altcra propago,quam memoria: doftrinxqp gratia infcholis humiliorcm 
mincupojinagisobliquequammediumcubitiflcxus autuenaccommunisorigoconfiftat,dc, 
orfunifertur,actandcmucna:maiorisctibitifcdiscutipotiflimum oblatxattcnfaiadbrachialc 
ulquc '' prorcpitjin multos cxilcs furculos in progrcflii abfumpta. Nam priufquam longo du^ 
cTtuincubitiregionemfcraturjinduosprxcipuospartiturramoSjquorum' unusquodammo 
do radi-j regionicxporrigitur, ' altcr uero ulnaj^ac uterquc crebro brachialcfupcrat,ramu!os in 
cutcm internx fummx manus fedi dilpargens. Dcin ab illis ramulis qui Vcncris monticulum 
confccnduntjintcrdum foboles inexternam manus fcdcm cxcurrunt,ncruulis' commifcendx 
cutcmprimipollicisintcrnodric.xtcrnxrcgioniobdudam implicantibus. atqucinhuncnio' 
Tenijnmd dumfccundusabfumiturncruus.Tertiusautem ncruus limulatquefccundi ncrui" propagi' 
diciLlmiifiiit adaugctur, frcquenter " ramulum in cutcm difpcnfat,anteriori brachi] fcdi hic obnatani. 
Hinc uti ab initio in alto repofitus,cubiti flcxum acccdit,xquali propcmodii interuallo in pro 
greftu a fccundo diftans,acintcriorcm fcdcm fibi ucndicans.Tcrtius cnim ncruus no adamuf- 
Inii pcr mcdiam cubiti flcxus fedcm in cubitum dclabitur : uerum antcriorifcdi infidct ' tubcr- 
culi interioris humcri, ac fuper intcrnum latus quodanimodo uchimr inlertionis ' mufculi cu 
bitum flcc"tentium poftcrioris. Quum ucro hanc traniccnditinfcrtioncm, in multas ' dirimi- 
tur propagincs,fcriatim tunc reccnfendas,ubi quintum ncruuin ad cubitumufquc fcrmonis 
fcric dcduxcro,qui una cum tcrtio in mufculos digcritur,Iedcm cubiti interioremoccupantcs. 
Qmto nn> ' Quartus ncruus a rcticulariillo ncruorum iuxtauertcbrarum latcraimplexu principium quo 
qucduccnSjOmnium ncruorum qui in brachiii porriaunturlonge crafliffimus cft,5v; fimiliter 
atqj tcrtius occultatus cuinipfo in brachium properat,' axillari ucnx & magnx inanus arterix 
atLcnfuSjinoxqj " infignes utcunquc fobolcs ' mufculis diftribucns, quorum minifterio cubi^ 
tum extendimus.Priufquamuero prxfensncruusadmediumtifquelongitudinisbrachii pci'' 
iingat,obliquerctrorfum ° ad humcri os Contorquetur,hoc &inufcuIos cubitum cxtendentcs 
intcrccdcns. Verum antcacp penitius reflcclatur,ab intcrno ipfius latcrc ' propagincm cmittit, 
qux' intcr mufculos cubitum extcndentes& pofteriorein cubitumfledcntitiminintcrnam 
brachrj fcdcm procidit, uniucrfa in huius lcdis cutem abfumcnda, fiirculoscp partim furliim 
partim dcorfum multiplici fcriciparfura. Porro ipfc quarti ncrui truncus, ad cum inodum fc^ 
cundum humcri pofteriorarcflexus, fcnfim adexterna brachi) fcdcm propcrat, acab cxtcrno 
latcrc" propagincm edit,qux' intcr cxtcriorcm cubitum extendentium mufculum &caput 
oblongi mufculi radium in promiin dB ccntis cx alto emergcns, in cutcm difpcnlatur cxternx 
brachii & cubitiarticuli fcdiobduiflam.Quuin primuin autcm quartus ncruus in alto fcmpcr 
latitans, '" cxtcriushumericontingittubcrculuin,poftcrioriipfiusfcdiinnititur,in quahuius 
ncruinoininc" finuma Natura priuatimcxculptum diximus,qu6 ncruusmufculisocculta' 
tus,atque hic in frequcntem fobolcm fpargendus,tut6 uehcrctur.Mox cnim atquc neruus ille 
in cubitum ducitur," ramum promit,qui ex alto cmergcns, crrabundo duitu fub cutead bra- 
chialcufclue prorcpit, frcqucntcs lurculos in progreflaeduccns, a quibuscutis cxternam cu- 
biti fedcm obtcgens intertcxitur. Dcindc quartus ncruus in duos" difcinditur truncos,iu 
prolundo,ut & ipforum radix,rcconditos.Horum'' alter altcro clatior eft,ac radio exporrigi- 
tur : ' alter autein qui humilius confiftit, fccundura ulnani deorfum fcrtur.Elatiorpcnitius' in 
tcr fupcrius latus mufculi bifido tendine brachiale cxtcndcn tis,& cxtcrius infcrius ue latus mu 
fculilongiradiumin pronum duccntisad brachialccontcndit, in progrcflugracilcsramulos 
utrifqj quibus attendiiur occultaturcp mulctilis comunicans. Vbi ucro clatior hic ramus bra, 
chialcaccedit,pcr' tranfuerfum propcratligamcntum,incxternaradi'j fcdcbifido tcndinebra 
chialc extcndcnti obduftum. Cxtcrum mox atquc prxfcns quarti ncrui ramus cxtcrnam bra- 
chialis fcdem" cotingit, in duas dirimiturpropagincs,quarum altcra duplici furculo cxternx 
pollicis rcgioni oftcrtur, altcra ucr6 in duas lcfta lobolcs, unam indici porrioit in ipfius cxtcr- 
nam fcdcm duplici quoquc furculo abfumcndam . altcram autcm mcdio largitur digito,cam 
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