LYMPHATIC SYSTEM
LYMPH NODE A: Medulla B: Cortex C: Lymph nodules D: Germinal center D A B C
A B
A B C D
GERMINAL CENTER A B A: Cortex of lymph nodule B: Germinal center
A
PEYER’S PATCH A B C D A: Mucosa of the ileum. B: Submucosa C: Peyer’s Patches D: Germinal center.
APPENDIX A B C C D D A: Invagination of the mucosa. B: Simple columnar epithelium. C: Lymphatic Nodule D: Germinal Center
SPLEEN A D B A A C A: White pulp B: Red pulp C: Trabecula D: Germinal Center.
A C B C
THYMUS A B C D E A: Cortex B: Medulla. C: Lobules of the thymus. D: Interlobular septa E: Hassall’s corpuscle.
A B B C
A B C
TONSIL A B C A: Lymph Nodule B: Germinal center C: Stratified squamous epithelium
A B
LYMPHATIC VESSEL AB A: Lymphatic vessels are lined with endothelium which is simple squamous epithelium. B: Lymphatic valve