Thymus : Histological identifying points with easy drawing idea

Thymus : it is a primary lymphatic organ.

Features of Thymus:

1. It is covered by capsule 
2. trabeculae, the extension of capsule divide the organ into lobules 
3. Each lobule has outer cortex and inner medulla 
4. it contain no lymphatic nodule 
5. It contain only T lymphocytes 

Histological features of Thymus
1. each thymic lobule has outer cortex and inner medulla
2 inner medulla contain Hassel's corpuscle
3. outer cortex contain no lymphatic nodule