Immune System Properties and Overview
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Questions and Answers

What type of lymphocytes are responsible for producing antibodies?

  • Natural Killer Cells
  • T-lymphocytes
  • Dendritic Cells
  • B-lymphocytes (correct)

What is the function of CD4+ helper T lymphocytes?

  • Releasing perforin that damages the membrane of target cells
  • Presenting self-antigens to developing T-cells
  • Secreting cytokines that help B cells to mount antibody response (correct)
  • Direct killing of infected cells

Where do T-lymphocytes mature?

  • Bone marrow
  • Spleen
  • Thymus (correct)
  • Lymph node

What is the function of Granzymes produced by Natural Killer Cells?

<p>Inducing apoptosis in target cells (C)</p> Signup and view all the answers

What is the primary function of the thymus?

<p>Maturation of T-lymphocytes (C)</p> Signup and view all the answers

What is the primary function of B-lymphocytes?

<p>Producing antibodies during an immune response (C)</p> Signup and view all the answers

What is the primary function of the red pulp in the spleen?

<p>To remove aging and damaged blood cells and particles from the circulation (D)</p> Signup and view all the answers

What is the role of the white pulp in the spleen?

<p>To mediate adaptive immune responses to blood-borne antigens (D)</p> Signup and view all the answers

What is the primary function of the innate immunity?

<p>To recognize and eliminate pathogens from the host (C)</p> Signup and view all the answers

What is the role of the regional immune systems?

<p>To provide specialized immune responses against pathogens at specific epithelial barriers (B)</p> Signup and view all the answers

What is the function of the cortical dendritic cells in the lymphoid organs?

<p>To transport low-molecular weight soluble antigens out of the sinus (D)</p> Signup and view all the answers

What is the function of the spleen in terms of adaptive immune responses?

<p>To initiate adaptive immune responses to blood-borne antigens (C)</p> Signup and view all the answers

What is the meaning of the Latin word 'immunitas'?

<p>Free or exempt (D)</p> Signup and view all the answers

What is the primary function of the immune system?

<p>Distinguishing self from non-self (C)</p> Signup and view all the answers

What are the two main types of immune responses?

<p>Innate and adaptive (B)</p> Signup and view all the answers

Where can immune cells be found in the body?

<p>In the blood, lymph, and scattered throughout the body (A)</p> Signup and view all the answers

What is the main challenge faced by the immune system in generating an immune response?

<p>Responding rapidly to small numbers of many different microbes (B)</p> Signup and view all the answers

What is the study of immune responses and the cellular and molecular events that occur after an organism encounters microbes and other foreign macromolecules?

<p>Immunology (C)</p> Signup and view all the answers

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