The Lymphatic System

2. is an inflammation or infection of the tonsils (most cases are viral)
4. This type of immunity is developed through exposure to pathogens or vaccines, allowing the body to produce its own antibodies.
5. The enlargement of the spleen
7. These are two oval-shaped masses of lymphatic tissue located at the sides of the throat.
8. An organ that filters blood, removes old red blood cells, and helps fight infections.
13. The largest lymphatic vessel in the body, it drains lymph from the majority of the body into the bloodstream.
15. Caused by the human immunodeficiency virus attacking the body's immune system
16. These are clusters of lymphoid tissue found at the base of the tongue.
17. This is the body's ability to resist harmful microorganisms or viruses.
18. These are specialized lymphatic capillaries located in the small intestine that absorb fats and fat-soluble vitamins.
19. A chronic, malignant disease of the lymph nodes,the most common form of of lymphoma
20. Small, bean-shaped structures that filter lymph and house immune cells that help fight infection.

1. Also known as adenoids, this is a mass of lymphatic tissue located at the back of the nasal cavity.
3. A gland located in the chest that is essential for the development of T-cells, an important part of the immune system.
6. This duct drains lymph from the right side of the head, neck, and upper body into the bloodstream.
9. This system is responsible for transporting lymph throughout the body and plays a crucial role in immune function.
10. Tiny vessels that collect lymph fluid from tissues and transport it to larger lymphatic vessels.
11. These are masses of lymphoid tissue located in the throat that help protect against infection.
12. These vessels carry lymph fluid from tissues back to the bloodstream.
14. This type of immunity is acquired through external sources, such as antibodies transferred from mother to child.