The Immune System: Guardians of the Body
This worksheet covers key components and functions of the human immune system, including innate and adaptive immunity, cells, and immune responses.
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The Immune System: Guardians of the Body
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Read each question carefully and answer to the best of your ability. Use complete sentences where appropriate.
1. Which of the following is NOT a component of the innate immune system?
Skin
Phagocytes
Antibodies
Inflammation
2. What is the primary function of B cells in the adaptive immune response?
Directly killing infected cells
Producing antibodies
Presenting antigens to T cells
Acting as memory cells
3. The is a type of white blood cell that engulfs and digests pathogens.
4. The process by which the immune system remembers past encounters with pathogens is called .
5. A substance that triggers an immune response is known as an .
6. Vaccines work by introducing weakened or inactivated pathogens to stimulate an immune response.
True
False
7. T cells are responsible for producing antibodies.
True
False
8. Differentiate between innate and adaptive immunity, providing an example for each.
9. Based on the diagram of the Human Lymphatic System, identify two organs that play a crucial role in immune function and briefly describe their role.
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