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

21. The Immune System

Introduction to T Lymphocytes

Anatomy & Physiology

21. The Immune System

Introduction to T Lymphocytes

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Multiple Choice

Which of the following statements regarding T lymphocytes is correct?

T lymphocytes are primarily involved in the production of antibodies.

T lymphocytes are a type of red blood cell involved in oxygen transport.

T lymphocytes are responsible for the production of insulin in the pancreas.

T lymphocytes mature in the thymus and play a central role in cell-mediated immunity.

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Verified step by step guidance

Understand the role of T lymphocytes: T lymphocytes, or T cells, are a type of white blood cell that play a crucial role in the immune system, specifically in cell-mediated immunity.

Identify the maturation process: T lymphocytes mature in the thymus, which is an organ located in the chest. This maturation is essential for their development and function in the immune response.

Differentiate between cell-mediated and humoral immunity: Cell-mediated immunity involves T cells directly attacking infected or cancerous cells, whereas humoral immunity involves B cells producing antibodies.

Clarify the incorrect statements: T lymphocytes are not involved in the production of antibodies (this is the role of B lymphocytes), they are not red blood cells (which are involved in oxygen transport), and they do not produce insulin (which is produced by the pancreas).

Conclude with the correct statement: The correct statement is that T lymphocytes mature in the thymus and play a central role in cell-mediated immunity, helping to protect the body against pathogens and abnormal cells.