464 DIGESTIVE SYSTEM OF THE OX 
tween the cxcum and colon, to both of which it is adherent. The orifices of the 
pancreatic duct and the bile duct are on papillee or thick folds, no diverticulum 
being present. There are permanent transverse folds of the mucous membrane 
(Plice circulares). Duodenal glands occur in the first twelve to fifteen feet (4 to 4.5 
Tic. 397,—Prospection or Viscera or Butt on Bopy-wa i; Ricutr Sipe. 
P., Pylorus; G.b., gall-bladder; R.K., right kidney; L.K., left kidney; P. (above duodenum), pancreas; Bl., 
urinary bladder; V.s., vesicula seminalis; B.g., bulbo-urethral (Cowper’s) gland. Costal attachment and median 
ine of diaphragm are indicated by dotted lines. 
ventral sac 
Pires is hae ag 
Fic. 398.—Projection oF VISCERA OF Cow oN Bopy-wa Lu; Lerr Sipe. 
Oes., Gsophagus: Ret., reticulum; b. s., anterior blind sac; b. s’’., posterior blind sacs of rumen; O, ovary. The 
left kidney, concealed by the dorsal sac of the rumen, is indicated by dotted line. The median line of the diaphragm 
is dotted. 
m.), intestinal glands throughout. The aggregated follicles or Peyer’s patches are 
larger and more prominent and distinct than in the horse, and vary greatly in size 
and number; in adult cattle there are eighteen to forty; in calves twenty to fifty- 
eight have been counted. They usually have the form of narrow bands. There 
is a patch close to the ileo-ceecal valve. 
