Histological comparison among the rumen,reticulum,omasum and abomasum.

Histological comparison among the rumen,reticulum,omasum and abomasum.

Traits	Rumen	Reticulum	Omasum	Abomasum
Lamina epi.	Stratified Sq.	Stratified Sq.	Stratified Sq.	Simple Columnar
Lamina propria	Loose CT,reticular fiber	Loose CT,reticular fiber	Loose CT,reticular fiber	Loose CT
Gland	No gland	No gland	No gland	Gastric gland present
Lamina muscularis mucosa	Absent	Thin smooth muscle	Smooth muscle	Inner-circulae,outer-longitudinai ,smooth muscle
Stratum compactum	Absent	Absent	Absent	Present
Tunica sub-mucosa	Loose CT,blood vessel,nerve,lymph present	Loose CT,blood vessel,nerve,lymph present	Loose CT,blood vessel,nerve,lymph present	Para sympathetic  nerve
Tunica muscularis	Smooth muscle	INNER-circular, Outer-Longitudinal smooth muscle layer	Smooth muscle	Same to reticulum
Tunica Serosa	Loose CT,Covered by Simple   Sq.	Loose CT,Covered by Simple   Sq	Loose CT,Covered by Simple   Sq Absent	Loose CT,Covered by Simple   Sq