Inflammation & Repair Overview Quiz
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Questions and Answers

What is the primary function of mast cells in the inflammatory response?

  • Phagocytosis of pathogens
  • Release of histamine and increase in vascular permeability (correct)
  • Recruitment of neutrophils to the site of inflammation
  • Presentation of antigens to T-cells
  • Which of the following is a key function of macrophages during inflammation?

  • Maintaining homeostasis in the body
  • Releasing cytokines like TNF (correct)
  • Producing leukotrienes
  • Presenting antigens to B-cells
  • What is the primary role of dendritic cells during inflammation?

  • Recruiting neutrophils to the site of inflammation
  • Presenting antigens to T-cells (correct)
  • Phagocytosis of pathogens
  • Releasing histamine and increasing vascular permeability
  • What is the term used to describe the process of leukocytes transmigrating through the endothelium into the inflamed tissue?

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

    Which cell type is responsible for the initial, rapid response to bacterial infection during inflammation?

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

    What is the primary function of leukotrienes during the inflammatory response?

    <p>Recruitment of neutrophils to the site of inflammation</p> Signup and view all the answers

    Which of the following cell types is responsible for initiating the acute inflammatory response by releasing histamine?

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

    What is the term used to describe the swelling and fluid accumulation that occurs when lymphatic drainage cannot keep up with increased vascular permeability?

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

    Which inflammatory mediator is primarily released by mast cells and is associated with allergic responses?

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

    Which of the following is a key step in the process of leukocyte recruitment and extravasation during acute inflammation?

    <p>Margination and rolling</p> Signup and view all the answers

    What is the term used to describe inflammation of the lymphatic vessels?

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

    Which of the following cell types is responsible for antigen presentation and activation of the adaptive immune response during acute inflammation?

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

    What is the process by which leukocytes migrate through the vessel wall during inflammation?

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

    What is the primary function of opsonins during the inflammatory response?

    <p>To enhance the binding and breakdown of microbes by macrophages</p> Signup and view all the answers

    Which of the following is NOT a consequence of persistent infections or ischemia-reperfusion injuries?

    <p>Increased production of reactive oxygen species</p> Signup and view all the answers

    What is the primary role of neutrophils during the acute inflammatory response?

    <p>To phagocytose and kill pathogens</p> Signup and view all the answers

    Which type of immune cell is responsible for the 'cavalry charge' of leukocytes during the acute inflammatory response?

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

    What is the primary mechanism by which leukocytes become activated during the inflammatory response?

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

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