KT> MCTOJIOriH KPOBEHOCUOH CHCTEMH T ARACHNOIDEA. 9 



cepAna ne npHHRMawT-L coBepinemio yqacxia Bt hxt> o6pa30BaHin; ohh, no onncaiiiio 

 A. Schneider'a (1892) pa3A'fe.iiHiox'b Ka.mji.oe ocxbe Ha xpH napyacHbia oxBepcxia. 



Cmpoeuie cmmiom apmepiu. IIo CBoemy cxpoeHiw ct^hkh Sokobbix'l apxepifi* h aopxbi 



nO^TH OAHHaKOBbl. 



Cx^hkh apxepiii cocxoax-b H3t Hapy/KHbixx npoAOJibHbix-L bojiokoh'b KOJibn,eBo3 wycKy- 

 .aaxypbi (pnc. 8, 9). Hxo Hte Kacaexca cymecxBOBania 3iiAoxe.iiH, to stoxx Bonpocb ociajica 

 AJia wena Hepa3p£ineHHbiMi>. 



HapyacEbiS cjioh cxixioK-b aprepin" o6pa3yK)x-b npoAOJbHbia BOJiOKua (pnc. 8 I. f.) o koxo- 

 pbixi, a Mory cKa3aTb xo>Ke caMoe, qTo n o xaKOBbixb me BOJiOKHax'b cepAna. 3xo AOBOJibHo 

 MaccHBiibm cjioh npoAOJibHbiX'b bojiokohT) cb yAJinneHiibiMH HApaara; UO BCCB BtpOaTUOCTH 60JIb- 

 luhbctbo bojiokohi npjmaAJie>Knx'b 3Atcb xaKwe coeAHHHTejibnon TKaHH. IlepHKapAiajibUbia 



KJI'ETKH (0C06eHH0 BOKp}T"b aOpTbl) BCXpf^aiOXCH AOBOJIbHO laCTO. 



Kx npoAOJibebiMi BOJOKeaMi ct> BHyxpeHHeft dopoHbi npHMbiKaexx KOJibneBaa MycKyjia- 

 xypa apxepin (pnc. 8 r. m.), KOTopaa no CBoewy cxpoeHiio 3HaHnxejibH0 oxjmqaexca oxx xano- 

 boh me MycKyjiaxypw cepAua. Ona sA'ECb cpaBHnxejbHo ropa3AO cjiaSte pa3BHTa, He o6pa3yexi> 

 KOMiiaKTaaro cjioh; coKpaxHMaa cyScxaHnia bojokohi no Been OKpyauiocxn yaajieua on. capKO- 

 jeiviMbi; Ta qacib capKOJieMMbi, KOTopaa oxAfaaexx. oxA'EJibHbia BOJioKHa, AOBOJbHO qacxo coBep- 

 meHHO OTcyTCTByeT'b ; MycKyjibHbia KOJibneBbia BOJioKHa bt> apxepiaxx> coBeprueHHO rjiaAKia. 



Kanx. 3to bhaho Ha npoAO.ibHbix'b pa3pi3axT> qepe3i> cocyAbi, BHyTpeHHaa noBepxHocTb 

 apxepiii cocxohxt, kukl 6bi h3t> npoAO.iroBaxbixx> bojiokoht> (pnc. 8 i. I. f.) cpeA& Koxopbixx 

 oieHb pfeAKO BCTp'feqaHDTca aApa. BnyxpeHHaro 3HA0Tejiia a He 3aM , EX0ji r b, xoxa h He yxBepac- 

 Aaw, qxo ohtj He cyin,ecxByexx>, xaKX> KaKT> H3yqajn> 3xoxx> Bonpocx> TOJibKo Ha pa3pE3ax , b, 

 xinn, Gojike Tro Schneider, npiwEHHa MexoAt nMnperHanjn cocyAOiwx. AgN0 3 yTBepatAaerb 

 npncyxcxBie SHAOxejiia btj hxx> cxtHKaxx. Bbixb Moatexx, qxo ynoManyxbia mhoio «npoAOJibHbia 

 BOJioKHa» h HwfciOT'b KaKoe-Hn6yAb OTHomeiiie Kb SHAOxejiiro, ho HaB-fepHoe sxoro onpeAiJinxb a 

 He aion>, — BtpoaxH^e 3X0 ecxb pi3KO BbipaaceHHaa upoAOJibHaa CMaA^acxb nojiyqeHHaa bt> 

 MOMenxx cbjmeEia cocyAa. 



ApxepiajibHbie Kianatibi cepAna (pec. 9 ar. kl.) cocxoaTt noqxn HCKJiw^nxejibHO H3x 

 jviycKyjiaxypbi, Koxopaa aBJiaexca SA'fecb bt. bha'B yxojimeHHaro, kslkt, 6bi Ha6yxraaro cjoh. 3xh 

 KJianaHbi, no KpanHea M-fcpi eoKOBbixx apxepin, o6pa3yioxca H3i» KOJibneBOH MycKyjiaxypbi 

 cepAua. 



EpoenmtH mn>Abw (pnc. 5 11. h.) npeACxaBJiaroxx H3X ce6a Kpywbia kji^tkh cb CMbao 

 rpanyjiBpoBaHHOK) n.ia3MOK) n HeSojibuiHMH KpyrvibiMH aApainn, jieHcaui,HMH bx nenxp-B TX>Jibna. 

 ^OBo^bHO nacxo Ha6jiK)AaJix a pacnaAx. KpoBHHbixx, lijienrb bx no.iocxa cepAua. IlpoAyKXOMX 

 pacnaAa aBJiaexca rpanyjia, Koxopaa no CBoeMy BHAy He oxjinqaexca oxx oSbiKHOBeHHofi rpa- 



HyjIH KpOBH. 



KpoM'fe KpoBHHbixi, T-Bjenx. bx nojiocxn cepAna AOBOJibHo qacxo Bcxpiqaroxca kji-btkh 

 ciubuo oKpaniHBaromiaca ntKOxopbiMH KpacKaMH (Safranin etc.), ex roMoreueow n^a3Moio n 

 nepe*epnqecKH Jie>Kam,HMH aApamn (pnc. 3 par). Uo CBoeH Benmmk oh-b qacxo bt> u-fecKOJibKO 



o 



ya,u. 4>u3.-MaT. Otj. 



