Lymphatic System Test Questions with Correct Answers

Lymphatic System Test Questions with Correct Answers What is the graveyard of Red Blood Cells? - Ans:-Spleen Which of the following is TRUE of a lymph node? a. It contains more afferent than efferent lymphatic vessels. b. It is surrounded by a connective tissue capsule. c. It contains an indentation known as a hilus. d. It contains follicles in its cortex. - Ans:-E. All the Above Which of the following is TRUE? ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 2/126 a. Lymph in the left leg is ultimately drained by the thoracic duct. b. Lymph in the right leg is ultimately drained by the thoracic duct. c. Most mucous membranes are underlain by diffuse lymphatic tissue. d. The appendix contains lymphoid follicles. - Ans:-E. All the above Which of the following is TRUE? a. Lymph in the left leg is ultimately drained by the thoracic duct. b. Lymph in the right leg is ultimately drained by the thoracic duct. ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 3/126 c. Most mucous membranes are underlain by diffuse lymphatic tissue. d. The appendix contains lymphoid follicles. - Ans:-c. Natural killer cells destroy virus-infected cells. Which of the following is an example of natural passive immunity? a. Getting sick with monkey pox. b. Getting vaccinated for monkey pox. c. Getting an injection of antibodies from a passive nurse d. Transfer of antibodies from maternal blood to fetal blood e. Transfer of Helper T cells from maternal blood to fetal blood. - Ans:-d. Transfer of antibodies from maternal blood to fetal blood. ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 4/126 Which of the following is NOT TRUE? a. The lag period is longer during the secondary immune response than during the primary immune response. b. Tonsils contain crypts that "trap" pathogens, which can result in the destruction of the pathogen and the production of memory cells. c. Peyer's patches are found in the distal small intestine. d. Serious chronic inflammation can result in formation of pus. ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 5/126 e. The primary function of the spleen is red blood cell removal/recycling. - Ans:-a. The lag period is longer during the secondary immune response than during the primary immune response. Alexander Fleming made a serendipitous discovery. One day when he was suffering from a cold, he sneezed on a bacterial culture of Micrococcus lysodeikticus. Following his usual routine of leaving his bacterial cultures lying about, 10 days later he observed that the bacteria near his own nasal mucus had dissolved. The best explanation for this is that: a. His mucus contained large quantities of lysozyme b. His mucus had a low osmotic pressure ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 6/126 c. His mucus contained B lymphocytes that had recently matured in the thymus d. His mucus lacked T lymphocytes e. His mucus contained a large quantity of natural killer cells - Ans:-a. His mucus contained large quantities of lysozyme. Which of the following is NOT an antibody class? a. IgE b. IgD c. IgF ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 7/126 d. IgA e. IgG - Ans:-c. IgF The linking of soluble antigens by antibodies is known as: a. Agglutination b. Self lysis c. Neutralization d. Aggrandization e. Precipitation - Ans:-e. Precipitation