1) What is acquired immunity? a) immunity that you are born with b) Immunity which is not present at birth but is acquired throughout life 2) What is Passive immunity? a) Antibodies passed on to offspring from mothers, either across the placenta or via colostrum b) When the immune system has no pathogens to respond to 3) How long do maternally derived antibodies last for in offspring's circulation a) 3 days b) 12-14 weeks c) 8-12 weeks 4) What activates the innate immune system? a) Presence of antigens in the body b) Presence of antibodies in the body 5) Which of the following is not an example of the innate immune system a) Skin b) Mucosal Secretions c) Bile production d) Acid in the stomach e) Hair and fur 6) Vaccinations are a form of a) Innate immunity b) Active immunity 7) What white blood cell eat pathogens such as bacteria and dead cell remains? a) Macrophage b) Neutrophil c) Eosinophil d) Basophil e) Lymphocyte 8) What white blood cell releases chemicals that kill nearby bacteria? a) Macrophage b) Neutrophil c) Eosinophil d) Basophil e) Lymphocyte 9) What cells are released as part of the cell mediated response to infection? a) T-cell lymphocytes b) B-cell lymphocytes 10) What kind of cells produce antibodies? a) Monocytes b) B-cell lymphocyes c) T-cell lymphocytes d) Eosinophils 11) Where are T-Cell lymphocyes produced? a) Thymus b) Kidney c) Spleen 12) Where are B-cell Lymphocytes produced a) Thymus b) Kidney c) Spleen 13) What are memory cells? a) Grey matter of the brain b) Cells which can response rapidly if they meet the same pathogen in future 14) What is phagocytosis? a) Ingestion of foreign matter b) The process where immune cells consume pathogens 15) Antigens lock on to specific antigens on pathogens and kill or help other cells to kill them a) False b) True

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