Bio Test 2 Chapter 43

17 Questions | By Ncannatella | Updated: Mar 20, 2022 | Attempts: 148

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Chapter 43

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1.

Increases activity of phagocytes in an infective area
2.

Lysozome
3.

Process by which induces high levels of specific antibodies
4.

Type of immune response when there are no more memory cells
5.

When antibodies are produced during primary and secondary immune system
6.

Lymphocytes that directly attack pathogens
7.

T cells use this cell surface molecule to detect self
8.

Someone who recovered from the plague was able to care for others with the disease due to
9.

Virus infects cell class I MHC-antigen complex displayed on cell surface
10.

Natural killer cell targets
- A.
  
  And eliminates damaged cells that have stopped expressing the class II MHC molecule following a viral infection or conversion to a cancerous state
- B.
  
  And eliminates damaged cells that have stopped expressing the class I MHC molecule following a viral infection or conversion to a cancerous state
11.

Antigenic determinants bind specific receptors secretion of antibodies
12.

Helper T cells interact with both of these pathways
13.

Differ in their heavy chain structure
14.

Differ in their heavy chain structure
- A.
  
  Each B cell receptor consists of two different polypeptide chains. alpha chain and beta chain
- B.
  
  Each B cell receptor consists of two different types of beta chains
- C.
  
  Each T cell receptor consists of two different types of polypeptide chains. alpha chain and beta chain
- D.
  
  Each T cell receptor consists of two different types of beta chains
15.

Autoimmune disease is when lymphocytes produce receptors for epitopes in the liver
- A.
  
  True
- B.
  
  False
16.

Influenza virus expresses alternative envelope proteins. none of the memory cells in the human population completely recognize the strain
- A.
  
  True
- B.
  
  False
17.

Associates with variable region of heavy chain & light chain combined