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Home⇒ Medical Science⇒ Biochemistry⇒ Immune system
1-Dont try to cram or spend more time here just read it fast and cover syllabus then practice MCQ's cheptor of same topic to check your progress. . |
2-Wrong options are also given but dont concentrate there, Right answer is in bold format. |
Q1 ⇒ Which of the following components of the vertebrate immune response occurs first upon invasion by a virus or bacterium? The inflammatory response [other wrong options] [Discuss in forum] ![]() ![]() Activation of killer T lymphocytes Activation of B lymphocytes Mobilization of complement proteins |
Q2 ⇒ What is the result of invasion of a body by pathogens? Infection [other wrong options] [Discuss in forum] ![]() ![]() Inflammation Swelling Pus |
Q3 ⇒ What type of B cell is like a tiny factory that produces antibodies identical to the B cell receptor that bind to the original antigen? Plasma cells [other wrong options] [Discuss in forum] ![]() ![]() T cells Memory cells Macrophages |
Q4 ⇒ The maturation of T cells and the production of particular T cell receptors occurs in the thymus gland [other wrong options] [Discuss in forum] ![]() ![]() thyroid gland testes all of these |
Q5 ⇒ The protein, produced by B cells that binds to a specific antigen is antibody [other wrong options] [Discuss in forum] ![]() ![]() phagocyte leukocyte vaccine |
Q6 ⇒ Which of the following is most likely to produce anaphylaxis in a susceptible individual? Bee sting [other wrong options] [Discuss in forum] ![]() ![]() Pollen Mold Dust |
Q7 ⇒ Which of the following produces the antibodies employed in the specific immune response of vertebrates? B lymphocytes [other wrong options] [Discuss in forum] ![]() ![]() T lymphocytes Neutrophils Macrophages |
Q8 ⇒ Which of these is a type of specific defense against pathogens? Lymphocytes [other wrong options] [Discuss in forum] ![]() ![]() Macrophages Phagocytes Leukocytes |
Q9 ⇒ Which of the following blood proteins can destroy pathogens? Complement system [other wrong options] [Discuss in forum] ![]() ![]() Major histocompatibility complex Platelets Fibrinogen |
Q10 ⇒ A cell which defends against body cells in which viruses are reproducing is Cytotoxic T cell [other wrong options] [Discuss in forum] ![]() ![]() Exotoxin Endotoxin Suppressor T cell |
Q11 ⇒ In a fetus, where are lymphocytes produced? In the liver [other wrong options] [Discuss in forum] ![]() ![]() In the spleen In the bone marrow In the heart |
Q12 ⇒ Which of the following provide specific defense against viruses and bacteria? B cells [other wrong options] [Discuss in forum] ![]() ![]() T cells Complement inflammation |
Q13 ⇒ Which of the following characteristics are common in lymphocytes, macrophages, and neutrophils? They are all types of white blood cells [other wrong options] [Discuss in forum] ![]() ![]() They are all part of the nonspecific immune response in vertebrates They are all part of the specific immune response in vertebrates They are all part of the internal defenses of nonvertebrates |
Q14 ⇒ What type of B cell remains dormant in the body, but can respond rapidly if the same antigen appears again? Memory cells [other wrong options] [Discuss in forum] ![]() ![]() T cells Plasma cells Macrophages |
Q15 ⇒ Which of the following is not part of the vertebrate immune system? Cardiac glycosides [other wrong options] [Discuss in forum] ![]() ![]() Lymphocytes Antibodies Lymph nodes |
Q16 ⇒ Which of the following white blood cells act as scavengers when they engulf and digest pathogens? Macrophages [other wrong options] [Discuss in forum] ![]() ![]() T cells B cells Lymphocytes |
Q17 ⇒ What is the behavior in which T cells and B cells constantly travel throughout the body seeking out and destroying foreign substances? Immune surveillance [other wrong options] [Discuss in forum] ![]() ![]() Antibody-mediated immune response Cell-mediated immune response Vaccination |
Q18 ⇒ Lack of reaction to our own human leukocyte antigens (HLAs) is known as? tolerance [other wrong options] [Discuss in forum] ![]() ![]() autoimmunity complement system clonal selection |
Q19 ⇒ In animals, blood clots serve the function of repairing damage to the body wall [other wrong options] [Discuss in forum] ![]() ![]() consuming invading organisms helping them match the background coloration of the habitat stimulating production of killer T lymphocytes |
Q20 ⇒ Which of these is part of the lymphoid system in humans? Tonsils [other wrong options] [Discuss in forum] ![]() ![]() Liver Stomach Kidneys |