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Tonsils
A

Cervical lymph nodes
B

Thoracic duct
C

Thymus
D

Spleen
E

Peyer's patches (in intestine)
F

Inguinal lymph nodes
G

Lymphatic vessels
H

Bone marrow
I (organ)

Mediastinal lymph nodes
C

Axillary lymph nodes
D

Right lymphatic duct
E

Mesenteric lymph nodes
F

Cisterna Chyli
H

Pharyngeal tonsil
10

Palatine tonsil
11

Lingual tonsil

Lymph node
Densely clustered in the axillary region, inguinal region, cervical region, and mediastinum.

Afferent lymphatic vessels
A

Lymphoid follicle
B

Germinal center
C

Efferent lymphatic vessels
D

Medullary sinus
E

Trabeculae
F

Hilus
C

Capsule
D

Medulla
E

Cortex
F

Medullary cord
G

Lymphatic vessels
Pick up and return excess tissue fluid and leaked proteins to the cardiovascular system
Lymph nodes
Filter lymph and generate lymphocytes
B-lymphocytes
Concentrated in germinal centers
Afferent vessels
Lymph enters nodes via
Efferent vessels
Lymph leaves nodes via
Lymph node
This slide pictures

Capsule

Outer cortex (lymph node)
1

Capsule
2

Lymph nodule
3

Inner cortex
4

Medulla
5

Medullary sinuses
6

Medullary cords
7
