Anatomy books

Thursday, May 2, 2024

Histology of lymphatic system

 Thymus

1.capsule of thymus  divides the thymus  into several thymic lobules

2. each thymic lobules contain outer cortex and inner medulla

3. Inner medulla  of thymic lobule contain Hassall’s corpuscles

4. outer cortex of thymic lobule contain no lymphatic nodule

SN: thymus contain only T lymphocyte

Spleen

1. White pulp is present (which is composed by central arteriole,  periarterial lymphatic

sheath & lymphatic nodule with germinal center )

2. Red pulp is present (which contain splenic cord & splenic sinusoid)

3. Capsule present

Tonsil

1.  It is lined by non-keratinized stratified squamous epithelium

2. Lymphatic nodoule with germinal center is present 

3. tonsillar crypts are present 

Lymph node

1. Sub capsular sinus is present.

2. it is divided into outer cortex and inner medulla

 3. Outer cortex   contain lymphatic nodules.

4. Capsule is present

 

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