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 the Immune System

Anatomy & Physiology

21. The Immune System

Introduction to the Immune System

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Multiple Choice

How do the circulatory system and immune system work together to respond to an injury?

The immune system uses the nervous system to send signals to the injury site, bypassing the circulatory system.

The circulatory system prevents immune cells from reaching the injury site to avoid inflammation.

The immune system directly repairs damaged blood vessels without the need for the circulatory system.

The circulatory system transports immune cells to the site of injury to initiate the healing process.

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Verified step by step guidance

Understand the role of the circulatory system: The circulatory system is responsible for transporting blood, nutrients, oxygen, carbon dioxide, and hormones throughout the body. It also plays a crucial role in transporting immune cells to sites of injury or infection.

Recognize the function of the immune system: The immune system is the body's defense mechanism against pathogens and injury. It involves various cells, tissues, and organs that work together to identify and eliminate foreign invaders and repair damaged tissues.

Identify the interaction between the two systems: When an injury occurs, the immune system detects the damage and signals the need for an immune response. The circulatory system then transports immune cells, such as white blood cells, to the site of injury.

Explain the process of immune response at the injury site: Once the immune cells reach the injury site, they work to eliminate any pathogens, clear out damaged cells, and initiate the healing process. This may involve inflammation, which is a natural part of the immune response to help isolate and repair the damaged area.

Summarize the collaboration: The circulatory system and immune system work together by using the circulatory system as a transport network to deliver immune cells to the injury site, where they can perform their functions to protect and heal the body.