Podcast
Questions and Answers
What is the role of T helper cells (CD4+) in the immune system?
What is the role of T helper cells (CD4+) in the immune system?
- Produces antibodies
- Fights against intracellular pathogens
- Directly kills infected or damaged cells
- Enhances humoral and cellular immune responses coordination (correct)
Which type of immunity is mainly responsible for fighting extracellular pathogens like bacteria?
Which type of immunity is mainly responsible for fighting extracellular pathogens like bacteria?
- Cellular immunity
- Innate immune system
- Humoral immunity (correct)
- Cytotoxic T-cells (CD8+)
Which component is key in cellular immunity and is responsible for directly killing infected cells?
Which component is key in cellular immunity and is responsible for directly killing infected cells?
- Plasma cells
- NK cells
- Cytotoxic T-cells (CD8+) (correct)
- B cells
Which lymphocyte type is primarily part of the innate immune system?
Which lymphocyte type is primarily part of the innate immune system?
Which type of immunity is mainly effective against intracellular pathogens such as certain viruses and bacteria?
Which type of immunity is mainly effective against intracellular pathogens such as certain viruses and bacteria?
Which type of white cell is associated with the innate immune system and is involved in ingesting foreign particles?
Which type of white cell is associated with the innate immune system and is involved in ingesting foreign particles?
What is the role of CD4+ helper T cells in the immune system?
What is the role of CD4+ helper T cells in the immune system?
Which part of the immune system is adapted to clearing intracellular pathogens?
Which part of the immune system is adapted to clearing intracellular pathogens?
How do CD8+ cytotoxic T lymphocytes contribute to immunity?
How do CD8+ cytotoxic T lymphocytes contribute to immunity?
Which immune cells have the ability to detect viral antigens expressed by infected cells?
Which immune cells have the ability to detect viral antigens expressed by infected cells?
In which type of infection do CD8+ cytotoxic T lymphocytes play a crucial role in clearing pathogens?
In which type of infection do CD8+ cytotoxic T lymphocytes play a crucial role in clearing pathogens?
What is the primary function of B cells when stimulated by helper T cells?
What is the primary function of B cells when stimulated by helper T cells?
What is the primary function of central tolerance in lymphocyte development?
What is the primary function of central tolerance in lymphocyte development?
How do innate and adaptive immune responses interplay to clear a pathogen?
How do innate and adaptive immune responses interplay to clear a pathogen?
What is the role of immunological memory in adaptive immunity?
What is the role of immunological memory in adaptive immunity?
How do cancer cells evade the adaptive immune system?
How do cancer cells evade the adaptive immune system?
What type of immunity is involved in the production of antibodies against pathogens?
What type of immunity is involved in the production of antibodies against pathogens?
What is the primary function of peripheral tolerance in adaptive immunity?
What is the primary function of peripheral tolerance in adaptive immunity?
What is the primary function of professional antigen-presenting cells in humoral immunity?
What is the primary function of professional antigen-presenting cells in humoral immunity?
What type of pathogens is humoral immunity primarily responsible for fighting off?
What type of pathogens is humoral immunity primarily responsible for fighting off?
What is the role of activated CD8+ cells in cellular immunity?
What is the role of activated CD8+ cells in cellular immunity?
What is a key characteristic of all nucleated human cells?
What is a key characteristic of all nucleated human cells?
What is the primary difference between humoral and cellular immunity?
What is the primary difference between humoral and cellular immunity?
What type of T cells are triggered by professional antigen-presenting cells in humoral immunity?
What type of T cells are triggered by professional antigen-presenting cells in humoral immunity?
What is the key cytokine that promotes CD8+ cell differentiation and proliferation in response to viruses?
What is the key cytokine that promotes CD8+ cell differentiation and proliferation in response to viruses?
How do CD8+ cytotoxic T lymphocytes kill virus-infected cells?
How do CD8+ cytotoxic T lymphocytes kill virus-infected cells?
Which type of T lymphocytes assist macrophages to kill microbes they have ingested?
Which type of T lymphocytes assist macrophages to kill microbes they have ingested?
What is the main function of innate immune responses when a pathogen breaches the epithelial or mucosal barrier?
What is the main function of innate immune responses when a pathogen breaches the epithelial or mucosal barrier?
What happens to the immune response once the invading pathogen is cleared?
What happens to the immune response once the invading pathogen is cleared?
Which type of immune response shows specificity and memory to provide a targeted response to the foreign pathogen?
Which type of immune response shows specificity and memory to provide a targeted response to the foreign pathogen?
