The Ultimate Immune System Quiz
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Questions and Answers

Which type of immunity offers a tailored response to specific pathogens?

  • Adaptive Immunity (correct)
  • Limited Longevity
  • Antigen Memory
  • Innate Immunity
  • What is the main function of phagocytes?

  • Signal for more phagocytes to come and help
  • Ingest and destroy pathogens using enzymes (correct)
  • Trigger the complement cascade
  • Release toxic substances to destroy parasites
  • Which type of cells are involved in defense against parasitic infections?

  • Mast Cells
  • Eosinophils (correct)
  • Neutrophils
  • Basophils
  • Which cells constitute over 90% of granulocytes?

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

    What is the function of basophils and mast cells?

    <p>Release toxic substances to destroy parasites</p> Signup and view all the answers

    Which type of immunity lacks lasting or protective immunity?

    <p>Limited Longevity</p> Signup and view all the answers

    What is the main function of the complement cascade?

    <p>Detect bacteria and facilitate elimination</p> Signup and view all the answers

    Which cells initiate the adaptive immune response by facilitating antigen presentation?

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

    Which type of immunity does not require previous antigen exposure?

    <p>Innate Immunity</p> Signup and view all the answers

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

    <p>Facilitate antigen presentation</p> Signup and view all the answers

    Which of the following is a characteristic of the innate immune system?

    <p>It provides the first line of defense</p> Signup and view all the answers

    What are some physical/anatomic barriers of the innate immune system?

    <p>Skin, eyelashes, cilia</p> Signup and view all the answers

    Which of the following is a biochemical factor of the innate immune system?

    <p>Lysozyme, lactic acid, pH</p> Signup and view all the answers

    What are some soluble (inflammatory) factors of the innate immune system?

    <p>Complements, lactoferrin, transferrin</p> Signup and view all the answers

    Which of the following is a cellular factor of the innate immune system?

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

    What is a key feature of innate immunity?

    <p>It provides the first line of defense</p> Signup and view all the answers

    What is the total activity of the cellular system concerned with mechanisms of preserving the integrity of the external and internal environment of the animal called?

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

    What is the functional component of the immune system that can generate an enormous variety of cells and molecules capable of recognizing and eliminating foreign invaders?

    <p>Adaptive immunity</p> Signup and view all the answers

    Which of the following is a characteristic of adaptive immunity?

    <p>It is acquired after birth</p> Signup and view all the answers

    What are some primary lymphoid organs?

    <p>Thymus, bone marrow</p> Signup and view all the answers

    Which of the following is NOT a physical/anatomic barrier of the innate immune system?

    <p>Gastric acid</p> Signup and view all the answers

    Which of the following is a biochemical factor of the innate immune system?

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

    Which cells are involved in non-specific cellular responses of the innate immune system?

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

    Which of the following is a key feature of innate immunity?

    <p>Consistently active</p> Signup and view all the answers

    Which of the following is an example of a soluble (inflammatory) factor of the innate immune system?

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

    What is the main function of dendritic cells in the immune system?

    <p>Presentation of antigens to T cells</p> Signup and view all the answers

    Which of the following is a primary lymphoid organ?

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

    What is the main function of the complement cascade?

    <p>Neutralization of toxins</p> Signup and view all the answers

    Which of the following is a functional component of the immune system that can generate an enormous variety of cells and molecules capable of recognizing and eliminating foreign invaders?

    <p>Adaptive immunity</p> Signup and view all the answers

    Which type of immunity offers lasting or protective immunity?

    <p>Adaptive immunity</p> Signup and view all the answers

    Which type of immunity learns to recognize and remember pathogens it encounters?

    <p>Adaptive immunity</p> Signup and view all the answers

    Which cells are involved in defense against parasitic infections?

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

    Which cells are the most abundant type of white blood cells?

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

    Which cells can ingest and destroy pathogens using enzymes?

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

    Which cells can signal for more phagocytes to come and help?

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

    Which cells are involved in initiating the adaptive immune response by facilitating antigen presentation?

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

    Which cells are poorly phagocytic but can degranulate promptly in the presence of appropriate stimuli?

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

    Which cells are involved in defense against bacterial infections?

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

    Which cells are involved in the complement cascade activation to detect bacteria and facilitate the elimination of deceased cells or immune complexes?

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

    Which cells are antigen-presenting cells (APCs) in the immune system?

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

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