528 SPECIAL HISTOLOGY. 



intestinalium impr. eorum epithelii etvasorum lacteorum," c. tab. Berol., 

 1837, 4to. ; J. Flouch, " Recherches stir la membrane muqueuse intes- 

 tinale, in Mem. de la societe d'histoire natur. de Strasbourg," III. 3, 

 Strasb., 1845; A. Th. Middeldorpf, "De glandulis Brunnianis," 

 Vratisl. 1846, c. tab. ; E. H. Weber, in " Muller's Archiv," 1847, p. 

 400 ; and in " Berichte der Koniglichen Sachsischen Gesellschaft der 

 Wissenschaften," Heft VII. 18 May, 1847, p. 245; Frerichs (and 

 Frei), Article, " Verdauung, in Wagner's Handw. d. Physiologic," Bd. 

 III. p. 738-755; R. 0. Ziegler, " Ueber die solitaren und Peyer'- 

 schen Follikel," Wurzburg, 1850, Diss. ; E. Brucke, 1. " Ueber den 

 Bau und die physiologische Bedeutung der Peyer'schen Drusen, in 

 Denkschriften der Wiener Akademie," bd. II. 1850, p. 21, with 1 plate; 

 2. " Das Muskelsystem der Schleimhaut des Magens ;" and 3. " Ueber 

 ein in der Darmschleimhaut aufgefundenes Muskelsystem," in the " Be- 

 richten der Akademie," 1851 ; Kblliker, " Ueber das Vorkommen von 

 glatten Muskelfasern in Schleimhauten," in " Zeitschrift fur wiss. 

 Zoologie," III. 1851, p. 106, und Nachtrag dazu. Heft II. ; F. Ernst, 

 " Ueber die Anordnung der Blutgef asse in den Darmhauten," Zurich, 

 1851, Diss. c. tab. 



[Briich, "Beitrage zur Anatomic und Physiologic des Dunndarm- 

 Schleimhaut," Siebold and Kolliker's "Zeitschrift," 1853; also three 

 most important papers by Brucke, " Ueber die Aufsaugung des Chy- 

 lus," Sitzungsberichte d. Wiener Akad. Dec. 1852 ; " Ueber den Urs- 

 prung und den Verlauf der Chylusgefasse," ibid. January, 1853, and 

 '" Ueber die Chylusgefasse und die Fortbewegung des Chylus," ibid., 

 .March, 1853, which have come into our hands too late for further re- 

 ference.* Tus.] 



OF THE LIVER. 



158. The liver, a large gland, is at once distinguished from those 

 ccompound glands, such as the salivary, which have hitherto been de- 

 scribed, by the intimate connection of its larger subdivisions and by the 

 very peculiar structure of its secreting parenchyma, which elaborates 

 rthe bile. The component parts are, the secreting parenchyma, consist- 

 ing of the lobules or islets of the liver and of the networks of hepatic 

 'Cells ; the biliary passages which are formed in this, and the efferent 

 biliary ducts ; very numerous bloodvessels ; a considerable number of 

 .lymphatics and nerves ; and finally, a peritoneal investment. 



159. Secreting parenchyma, hepatic lobes and hepatic substance. 

 If the surface or a section of the liver be regarded, it generally exhi- 

 bits a mottled appearance, which is usually of such a kind, that small, 



* [See note, p. 516. DaC.j 



