Veterinary Splanchnology and Applied Anotomy

LARGE INTESTINE (RABBIT)

• Caecum is a wide sacculus long tube and occupies the whole of the ventral part of the right half of the abdominal cavity
• Length is about 55cm and possesses about 25 sacculations
• It remains coiled on itself and there fore comprises first, second, third and a blind terminal part
• The terminal part is slender and devoid of sacculations. This part is known as vermiform appendix
• Average diameter of the caecum is about 3cm
• The colon has an ascending part, a transverse part and a descending part
• Ascending colon begins from the base of the caecum in the form of a sacculated wide tube
• First 8-9 cm of ascending part bears taenae and sacculations on its wall
• The transverse colon is small and continues backward as descending colon
• It has constrictions and dilatations due to the presence of fecal balls in it