Pyloric caeca & their functions

Pyloric caeca: pyloric caeca are blind, tubular or fingerlike projection from pylorus. They are histologically similar to intestine. 

Examples of some fish with pyloric caeca:

• Mugil sp. - 7-12
• Salmo sp – 40-50

Function of pyloric caeca:

• Pyloric caeca acts as an accessory food reservoir.
• They have a digestive function supplementing that of stomach and intestine
• Absorb carbohydrates and fat
• Increase the surface and inorganic ions
• Resorption of water and inorganic ions

Fig : pyloric caeca