MT AAB Immunology Q&A

Which of the following is not an external defense mechanism of natural immunity that provides the human body with a defense against invading microorganisms? - Answer- Bursa of Fabricius All of the following are external defense mechanisms of natural immunity that provides the human body with a defense against invading microorganisms - Answer- Skin, mucus, and body fluids Having an elevated temperature during an infection is an example of what type of immunity? - Answer- Innate immunity Which defense mechanism involves engulfing foreign particles? - Answer- Phagocytosis Which one plays an important role in making bacteria susceptible to osmotic lysis? - Answer- Lysozymes Which one of the following is responsible for the nonspecific killing of tumor cells? - Answer- Natural killer cells Which one of the following is capable of eliciting an immune response? - Answer- Immunogen Receiving a vaccination is an example of which type of immunity? - Answer- Artificial active immunity Which immune response is mediated by antibiotics? - Answer- Humoral immunity Which one of the following is considered to be a primary lymphoid organ? - Answer- Thymus Which organs or systems are capable of responding to circulating antigens with the production of specific lymphocytes and plasma cells? - Answer- Lymph nodes and spleen Where are B lymphocytes and T lymphocytes produced? - Answer- Bone marrow Which of the following cells are thymus-dependent? - Answer- T cells Where does the differentiation of T cells occur? - Answer- Thymus T cells are involved with which of the following? - Answer- Cell-mediated immunity