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 Heart2h 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

Review of Adaptive Immunity

Anatomy & Physiology

21. The Immune System

Review of Adaptive Immunity

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Multiple Choice

Which of the following is not typical of an immunogenic antigen?

Viral protein.

Foreign nucleic acid.

Molecules not made by the host organism.

Cytoplasmic proteins commonly found in host skin cells.

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Verified step by step guidance

Understand the concept of an immunogenic antigen: An immunogenic antigen is a substance that can provoke an immune response in the body. Typically, these are foreign substances that the immune system recognizes as non-self.

Identify the characteristics of typical immunogenic antigens: They are usually foreign to the host, such as viral proteins or foreign nucleic acids, and are not naturally produced by the host organism.

Analyze the options provided: Viral proteins and foreign nucleic acids are examples of substances that are not naturally produced by the host and can trigger an immune response.

Consider the nature of cytoplasmic proteins: These are proteins found within the cells of the host organism, such as skin cells, and are typically recognized as self by the immune system.

Conclude which option is not typical of an immunogenic antigen: Since cytoplasmic proteins are commonly found in host skin cells and are recognized as self, they do not typically provoke an immune response, making them not typical of an immunogenic antigen.