212 <D. B. OBCflHHIIKOBt, ' 



TcMiifee OKpameiiM 11 na rpannnf. nxi> sawf/nibi MejibHaiimifl paaBf/rBJieiiifl bo- 

 jiOKOiieirB. HacTi> h\i», bxoah bt> KopeuioK'B, pa;jBiTBJifleTCH noBepxnocTHOj 

 i iacrb npoimKaerb bt> rjiy(5b h oopa3yeT , b cfcpvio iwaccy, TaKb na3biBaeiwoe 

 Tone^Hoe Bem,ecTBO. 



Ho 3AiCb CT> 3THMH pa3BiTBJieHiflMH BCTpkqaiOTCfl B'flTOHKH IipOAOJIbHblXTi 

 BOJIOKOH'b. OHH TOHxe HAyTT) laCTbK) HOBepXHOCTHO, *iaCTbK) IipOHHKaiOT'b BT> 



W 



r;iy(>B yaia. BojoKiia, bxoahuuh Hpe3i> BTopon Kopenioirb, oTJiimioTCfl orb 

 BXOAfluwb ^pe3t nepBbiH KopenioK-b. KojwqecTBo hxt> Meirfce 3HaHHTejibH0. 

 Boo6in,e oirfc mime n rpy6ie. Meamy hhmh eerb hhth, fl$jnm]Lncn k&kl h 

 bt> nepBOM'L. HfeKOTopbifl me mohcho npocjrfeAHTb nepexo^amnMH qpe3 f b cpe^HHy 

 y3Jia. Oirfc Kaira 6bi oSpaaytorb KOMncypy mmxy ofrfcHMii nojiOBimKaMH y3Jia. 



HtKOTOpblH HIITH nepeXOAHTb BT> IipOAOJIbHyK) KOMHCypy. ECTb H TaKifl, KOTO- 



pbifl coeAnHfljoTca ct> HeJiKHMn ofrrKajun. Bartcrfe ci. HepBaMH nponnKaiorL 

 npe3Ti 3th KopeiiiKH KpoBeHOCHBie cocyAbi. Ofcpoe BemecTBO, btj KOTopoe no- 

 rpyataioTca KopeniKH sth, Menbine no ofoeMy nepeAHHX'b poatKOBx. Ohh ko- 

 pone h ocTpie. Hpe3x sth KopeuiKH BMicrft ct. HepBaMH npoxoAflib H-fecKOJibKO 



KpOBeCHblXT. COCyAOBT>. 



Hpes'b TpeTin KopeinoK'b, Kpoarfc neGojibiiioro qncjia HacTOHin,Hx r b HepB- 

 HblX'b BOJOKOHeifB BXOAHT-b H BblXOAHTb KpoBeHOCiibie cocyAM. Ha 6ojibinnH- 



CTB'fc npenapaTOBij bo bc£xt> dohth ysjiaxTb xboctoboh nacTH pana bhaho 



BeCbMa OTieT.lHBO CJIHTie COCyAOBT> npaBbIXT> H JI'EBblX'b KOpetDKOBT). ETeKO- 



Topbie H3CJifeA0BaTe^H cHHTaroTTj 3th cocyAbi 3a nepBbi h cjHTie hxt> bt> oaho 



H,ijIOe OT3ltHaK)TT> KaKT> OCOfieHHOCTb STHXTa HepBHblX'b 3JieMeHTOBT>. HaAO co- 



rjiacHTbca, 4to CbiBaioT-b cjyqan bt> bhat> HacToamaro, KorAa oneHb TpyAHO 

 OTJinqHTb uepBbi orb cocyAOBT>. Xopouio HH'ben.npoBaTb 3th cocyAM Mfffe He 

 yAajiocb, ho a mAj&mxh hxt> nrjiaMH H3T> yaia. Ilpn npocMorpfc oojibiuoro 

 KOJinnecTBa npenapaTOB-b Hffi bt> onncbiBaewbix'b cocyAax'b He pa3i> npnxoAH- 



- 



Jiocb BnA'ferb KpoBHHbia TEjibna. OnHcaiiHyio napy TOJidbix-b HepBOBT>, Jiema- 

 m.HX'b bt> npoAOJibHOH cnanK'fe HepBHblX'b y3JiOBi>, a Toace He npH3Haio 3a 

 HepBbi ? a CHHTaio cocyAaivin. 



BojbiuHHCTBO HOBininHxi H3CJitA0BaTejieH lie npH3naK>TT> coeAHHeHia 

 iiepBiibixt KJitTOKT> Me»Ay co6ok). BexTepeB'bj npoH3BOAHBiuifi MHoro^HC- 

 jeHiibifl h HHTepecHbia n3CjitA0Banifi HaA^ nepBHOio CHCTeMOio bbiciuhx^ no- 



SBOHOHIIblXt HiHBOTHblXT>, HpHHRMaeTb, HTO KJltTKH COeAHHHWTCH ApyrT> CT> 



ApyroMi) nocpeACTBOM'b otpoctkobt>. 



PimeHie 3Toro Bonpoca npnHaAJieaiHT'b kt, caMLiHi TpyAHbWb bt> thcto- 

 jiorin HepBHoft cncTeiibi. Mfffe He pa3i> npnxoAHJiocb naSjiioAaTb TaKia otho- 

 uienin »ie/KAy nepBurnum OTpocTKaMH, KOTopbia npir caMOM-b TiuaiejibHOWb H3- 

 c.itAOBaniH, npn $n3*mshirb nojioacenijix'b o6T,eKTHBa, }Ka3biBajin ne na npii- 



♦|»ir3.-M3iT. CTp 138. 4 



