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A&P II Chapter 21
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Which type of cell is involved in adaptive immunity?
T-Cells & B-cells
Which of the following is not a sign of inflammation?
Fever
The first step in inflammation is:
Tissue injury
An increase in the number of white blood cells that are in circulation
Leukocytosis
Clinging of phagocytic cells to the inner walls of the capillaries
Margination
Phagocytes squeeze through the capillary endothelium
Diapedesis
White blood cells migrate to the site of tissue damage
Chemotaxis
A moderate fever is a protective immune response.
True
False
True
Humoral immunity is provided by:
antibodies.
________ are substances that can trigger the adaptive defenses and provoke an immune response.
Antigens
________ is the property of lymphocytes that prevents them from attacking the body's own cells.
Self-tolerance
Self-reactive B cells are eliminated in the:
Bone marrow
What is the characteristic of a secondary immune response?
It lasts longer than a primary immune response
A vaccination works to establish:
Artificial active immunity.
MHC II proteins are found on:
antigen-presenting cells.
What is the second step of T cell activation?
Co-stimulation
Which of the following is mismatched?
Helper T cells: directly target and kill cancer cells
A graft that is transplanted in identical twin is an example of a(n) __________.
Isograft
Author
aji
ID
110112
Card Set
A&P II Chapter 21
Description
Immune System
Updated
2011-10-19T02:38:29Z
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