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BIOS 260-chapter 12 module Questions and Answers 100% Solved $9.99   Add to cart

Exam (elaborations)

BIOS 260-chapter 12 module Questions and Answers 100% Solved

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  • Course
  • BIOS 260
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  • BIOS 260

BIOS 260-chapter 12 module Questions and Answers 100% Solved

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  • September 18, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIOS 260
  • BIOS 260
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GOLDTUTORS
BIOS 260-chapter 12 module Questions and Answers
100% Solved


Which parts of an antibody combine to form an antigen-binding site? Correct Ans-The

variable region of a heavy chain and the variable region of a light chain




How are lymphatic capillaries different from blood capillaries? Correct Ans-Lymphatic

capillaries have endothelial cells that overlap, whereas blood capillaries have endothelial cells

that are bound tightly together.




During an inflammatory response, histamine is released. What is the effect of histamine

within the infected area? Correct Ans-Promotes dilation of blood vessels




Which of the following types of immune cells directly kill foreign or infected cells that display

a specific antigen? Correct Ans-Cytotoxic T cells




Which of the following are the most common indicators, or cardinal signs, of acute

inflammation? Correct Ans-Heat


Pain

, BIOS 260-chapter 12 module Questions and Answers
100% Solved

Redness


Swelling




Which statement is correct regarding primary and secondary humoral responses? Correct

Ans-The secondary response to a particular antigen is faster and larger than the primary

response to that same antigen.




The substance produced by virus-infected cells that helps other cells resist viral infection is

__________. Correct Ans-interferon




Saliva and lacrimal secretions contain __________, an enzyme that destroys bacteria.

Correct Ans-lysozyme




Where do B cells become immunocompetent lymphocytes? Correct Ans-Red bone marrow




Which of the following areas is drained by the right lymphatic duct? Correct Ans-Right arm

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