Table of contents

1. Introduction to Anatomy & Physiology5h 43m
2. Cell Chemistry & Cell Components12h 36m
3. Energy & Cell Processes10h 6m
4. Tissues & Histology10h 3m
5. Integumentary System2h 20m
6. Bones & Skeletal Tissue2h 16m
7. The Skeletal System2h 35m
8. Joints2h 17m
9. Muscle Tissue2h 33m
10. Muscles1h 11m
11. Nervous Tissue and Nervous System1h 35m
12. The Central Nervous System1h 6m
- Introduction to the Central Nervous System
  18m
- The Cerebrum
  48m
13. The Peripheral Nervous System1h 26m
14. The Autonomic Nervous System1h 38m
15. The Special Senses2h 41m
16. The Endocrine System2h 48m
17. The Blood3h 22m
18. The Heart3h 42m
19. The Blood Vessels3h 35m
20. The Lymphatic System3h 16m
21. The Immune System14h 37m
22. The Respiratory System3h 20m
23. The Digestive System2h 5m
24. Metabolism and Nutrition4h 0m
25. The Urinary System2h 39m
26. Fluid and Electrolyte Balance, Acid Base Balance37m
27. The Reproductive System2h 5m
28. Human Development1h 21m
29. Heredity3h 32m

20. The Lymphatic System

Secondary Lymphoid Organs: The Spleen

Anatomy & Physiology

20. The Lymphatic System

Secondary Lymphoid Organs: The Spleen

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Multiple Choice

What is the body's largest lymphatic organ?

Spleen

Thymus

Tonsils

Lymph nodes

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Verified step by step guidance

Understand the role of the lymphatic system: The lymphatic system is a network of tissues and organs that help rid the body of toxins, waste, and other unwanted materials. It is crucial for maintaining fluid balance and plays a role in the immune system.

Identify the major lymphatic organs: The primary lymphatic organs include the spleen, thymus, tonsils, and lymph nodes. Each of these organs has specific functions within the lymphatic and immune systems.

Examine the function and size of each organ: The spleen is responsible for filtering blood, recycling old red blood cells, and storing white blood cells and platelets. The thymus is involved in the maturation of T-cells, a type of white blood cell. Tonsils are involved in protecting the body from pathogens entering through the mouth or nose. Lymph nodes filter lymph fluid and house lymphocytes.

Compare the size of these organs: The spleen is the largest lymphatic organ in the body. It is located in the upper left part of the abdomen and can vary in size but is generally larger than the thymus, tonsils, and lymph nodes.

Conclude with the identification of the largest organ: Based on the size and function, the spleen is identified as the body's largest lymphatic organ.