Pathogens and Diseases
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Questions and Answers

Which section of the course provides an overview of the immune system?

  • Section 4
  • Section 3
  • Section 2
  • Section 1 (correct)
  • What is the study of the systems and mechanisms an organism uses to protect itself called?

  • Proteomics
  • Genetics
  • Biotechnology
  • Immunology (correct)
  • Which of the following is NOT a component of the immune system mentioned in the text?

  • B-cells
  • Dendrites (correct)
  • Macrophages
  • T-cells
  • Which tissue is considered the primary immune tissue and is responsible for the production of all immune cells?

    <p>Bone Marrow</p> Signup and view all the answers

    Which immune cells differentiate or mature in the bone marrow?

    <p>All of the above</p> Signup and view all the answers

    Which hormone secreted by the thymus stimulates the development of T-cells?

    <p>Thymosin</p> Signup and view all the answers

    Which category of disease includes diseases that are passed from one organism to another?

    <p>Pathogenic diseases</p> Signup and view all the answers

    Which of the following is NOT a common example of a disease associated with viruses?

    <p>Tuberculosis</p> Signup and view all the answers

    Which branch of the immune system recognizes specific pathogens?

    <p>Specific immune system</p> Signup and view all the answers

    Which of the following is NOT a tissue of the immune system?

    <p>Spleen</p> Signup and view all the answers

    What is a pathogen?

    <p>A microbe that causes infection</p> Signup and view all the answers

    Which type of disease is caused by an infectious agent?

    <p>Pathogenic disease</p> Signup and view all the answers

    Which immune cells are the most abundant in the blood and their mission is to detect and engulf or eat pathogens?

    <p>Neutrophils</p> Signup and view all the answers

    Which cells act as a bridge between the specific immune system and the non-specific immune system, and play a critical role in the overall immune response?

    <p>Macrophages</p> Signup and view all the answers

    Which cells process pathogens, break them down, and present pathogen pieces to the cells of the specific immune system to activate them?

    <p>Dendritic cells</p> Signup and view all the answers

    Which cells are being heavily studied in terms of creating longer-lasting vaccines?

    <p>Dendritic cells</p> Signup and view all the answers

    What type of cells secrete antibodies?

    <p>B-cells</p> Signup and view all the answers

    Which cells are highly specific and respond to a specific threat?

    <p>B-cells</p> Signup and view all the answers

    What are the two main classes of T-cells?

    <p>Helper T-cells and Killer T-cells</p> Signup and view all the answers

    Which cells kill tumor cells and virally infected cells?

    <p>Killer T-cells</p> Signup and view all the answers

    Which of the following is an example of a disease associated with bacteria?

    <p>Strep throat</p> Signup and view all the answers

    Which immune system response occurs between 0-4 hours and is also known as the non-induced, non-specific immune response?

    <p>Phase 1 response</p> Signup and view all the answers

    Which of the following is NOT a common example of a disease associated with fungi?

    <p>Tuberculosis</p> Signup and view all the answers

    Which branch of the immune system is also known as the non-specific immune system?

    <p>Innate immune system</p> Signup and view all the answers

    Which of the following is NOT a category of disease mentioned in the text?

    <p>Infectious disease</p> Signup and view all the answers

    Which of the following is an example of a communicable disease?

    <p>Influenza</p> Signup and view all the answers

    What is the primary function of the immune system?

    <p>To protect from both nonself and self-agents</p> Signup and view all the answers

    What is the role of the spleen in the immune system?

    <p>To dispose of dead immune cells and pathogens</p> Signup and view all the answers

    Which tissue is responsible for the production of all T-cells in the body?

    <p>Thymus</p> Signup and view all the answers

    Which immune cells differentiate or mature in the bone marrow?

    <p>B-cells</p> Signup and view all the answers

    Which organ is considered the largest in the lymph system?

    <p>Spleen</p> Signup and view all the answers

    Which immune system is always active and attacks all invaders in the same way?

    <p>Non-specific immune system</p> Signup and view all the answers

    Which section of the course discusses the basics of disease?

    <p>Section 2: Basics of Disease</p> Signup and view all the answers

    What are the key functions of the immune system?

    <p>Detecting and engulfing pathogens</p> Signup and view all the answers

    Which cells of the immune system are highly specific and respond to a specific threat?

    <p>T-cells</p> Signup and view all the answers

    Which tissue is responsible for the production of all immune cells?

    <p>Bone marrow</p> Signup and view all the answers

    Which cells are responsible for the memory aspect of immunology and are being heavily studied for longer-lasting vaccines?

    <p>Dendritic cells</p> Signup and view all the answers

    Which cells secrete antibodies as part of the specific immune system?

    <p>B-cells</p> Signup and view all the answers

    Which cells respond to a specific threat and are highly specific?

    <p>B-cells</p> Signup and view all the answers

    Which class of T-cells creates signaling molecules known as cytokines?

    <p>Helper T-cells</p> Signup and view all the answers

    Which class of T-cells kills tumor cells and virally infected cells?

    <p>Killer T-cells</p> Signup and view all the answers

    Which immune cells are nonspecific and their mission is to detect and engulf or eat pathogens?

    <p>Neutrophils</p> Signup and view all the answers

    Which immune cells secrete cytotoxins, toxic chemicals that kill pathogens?

    <p>Eosinophils</p> Signup and view all the answers

    Which immune cells are usually found inside tissues and their first mission is to detect and destroy pathogens?

    <p>Macrophages</p> Signup and view all the answers

    Which immune cells act similar to macrophages and play a critical role in the overall immune response?

    <p>Dendritic cells</p> Signup and view all the answers

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