Spleen of 20 sheep and buffalo were collected from red meat abattoir in toareeg / karbala – Al_Hindia, 10 of them sheep and the other buffalo. The aim of this study was showing the structure of spleen of buffalo and sheep was composing from dense fibrous connective tissue capsule extend from it trabeculae to the to the parenchyma of spleen, also we observed in spleen of both sheep and buffalo the white pulp and the red pulp. The white pulp composed from lymphatic follicles, marginal zone, central arteries and germinal centers. The central arteries surrounded by periarterial lymphatic sheath (PALS), while the red pulp in sheep and buffalo composed from vascular tissue that contain pulp arteries, venous sinuses and splenic cords.
This study also showed the white pulp in spleen of sheep more distinct, which is the diameter of vertical line of white pulp in sheep was 566.4µm and in buffalo was 215.04 µm, while the diameter of horizontal line in sheep was 528 µm, and in buffalo was 258.24 µm, also the number of white pulp in one field in sheep is 1.1, while the number in one field of buffalo is 0.5.
The red pulp of spleen of sheep contain more collagen fibers than those in buffalo, also the blood vessels were more in sheep's spleen than that of buffalo. |