*f 



The sabstan.ce oy 



the, thicker end, of tfie, style 



dissolved/ in the stomcuA. 



FiQ.l. 



Lon^itiidvial strwjtocTi. 



Foody-maiervcU, 

 sarrouncU/iff the- 

 thicker erui. 



Iaod.~joou'Uc-lcs 

 ' proiczoot. auhd cUacLs,). 



Fv^.2. 



Fz^.3. 



i^ {\ k/i((f .:\4\Ai 



^^^ 



Some-food-pariuyces 

 on, the outer sxzrfouce 



e III 

 f iP' 



F'oodrpartLcle.s : yj.i'Ji! ";fc 

 jlqaej tying ir^ , v'iL'llij lU'j!' 

 tfhe-d/ssob'edt • fj' i,iv*i:ii','!l 



of the stifle. \ f'''ii;;ui| .|i,: 



StrMteiiporlio7, 



striaMoTb 



dis appearing! 



towcu'da the. 

 thinrber ervd.. 



i 

 1 



'"11 



111 



IBj 

 % 



Hi:' 'M 



HoJTioq erbes us 

 sh^cUA-bJce. Laye.r. 



- FtneZy bubb'^- viscous 

 ItquixL suistccn-ce . 



Fiq.i. 



Fi.^. a. 

 (Pfboias.) 



Fi-.^. 5. 



The dor... cd. ^ui^qe 

 Fia.7 i^ 



7ou/r/ii>May?^Scu/. 



Cdjiated epitheliztm.. ';-r^^ 



-• Thc?'i^?u.ci)mpart77ient. 



J,Z. 



The left. 

 eoTYipar'trrtent' 



The ventT'od' r-id^e. 



The. oesophagus. 





»^ii 



m 



The cen.trcU Uquid' oor'&. 



The- st^mx'cch. 



J^rom, the hj/'&?\ 



The first pop iioTu 

 of the- Uvt&stLrve.. 





The. oes-ophjcugtzs. 



Mccs-s qffood-jjor'tici&s in> the. stoTncuoh/ 

 rruzied, vp wCth the dC^solv&d sxihsta7ic& 



of thep7'oJe<ai;!Z.g ertd, of the. st^'le. 



lit 



W\\\ 



The thinner* ericd ^% 

 dissoUre^ in/ \ }|^ . 



The. t^unrier en>oi that- 

 has ^ct diss'olvei:^ 

 ,' irv wccter'. 





A.S Hlith, Lith'. Lcnion, 



