Pathogens and Human Diseases
30 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which tissue is considered the primary immune tissue and is responsible for the differentiation of immune cells?

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

    • Where do T-cells differentiate or mature after leaving the bone marrow?

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

    • Which organ is the largest in the lymph system and plays a supporting role in the body, including acting as a blood filter and fighting infection?

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

    • What is the main function of lymph nodes in the immune system?

    <p>To fight infection</p> Signup and view all the answers

    What are external agents that can potentially cause harm to the body known as?

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

    Which of the following best defines immunology?

    <p>The study of how organisms protect themselves</p> Signup and view all the answers

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

    <p>Section 1</p> Signup and view all the answers

    What is the main focus of Section 2 of the course?

    <p>The basics of disease</p> Signup and view all the answers

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

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

    What are the key functions of the immune system?

    <p>Attacking diseases and protecting the body</p> Signup and view all the answers

    Which of the following is NOT a pathogen?

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

    Which of the following is an example of a disease caused by bacteria?

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

    Which part of the immune system protects against all pathogens and forms the first line of defense?

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

    Which immune system recognizes specific pathogens?

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

    During which phase of the immune response do cells of the non-specific immune system become activated?

    <p>Phase 2</p> Signup and view all the answers

    Which of the following best describes the role of the biopharma industry in relation to immunology?

    <p>The biopharma industry studies the immune system to develop immune-based products for various purposes.</p> Signup and view all the answers

    Which of the following is NOT part of the immune system?

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

    What is the key function of the immune system?

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

    What is a pathogen?

    <p>A non-self agent that causes disease</p> Signup and view all the answers

    Which of the following best describes pathogenic diseases?

    <p>Pathogenic diseases are communicable diseases caused by an agent.</p> Signup and view all the answers

    Which cell type plays a key role in the memory aspect of immunology?

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

    Which cell type is responsible for secreting antibodies?

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

    Which cell type kills tumor cells and virally infected cells?

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

    Which cell type creates signaling molecules known as cytokines?

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

    Which cell type engulfs pathogens and activates T-cells?

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

    Which type of immune cell is the most abundant in the bloodstream?

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

    What is the main role of eosinophils?

    <p>To secrete cytotoxins that kill pathogens</p> Signup and view all the answers

    Where are macrophages usually found?

    <p>In the tissues</p> Signup and view all the answers

    What is the role of dendritic cells in the immune system?

    <p>To process and present pathogen pieces to T-cells</p> Signup and view all the answers

    What is the function of hematopoietic stem cells (HSCs)?

    <p>To differentiate into mature immune cells</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser