3rd Quarter Exam Module 8 - Blood, Lymphatic System, and Immunity.

Blood and Lymphatic System Exam - Questions and Answers Septicemia Sytemic infection in which pathogens are present in the circulating blood stream, having spread of infection in any part of the body. Serology study of the serum components of blood, especially antigens and antibodies Polycythemia vera An abonormal increase in # of RBC's Partial Thromboplastin Time PTT Prothromboplastin Time PT Rouleaux Aggregation of RBC's viewed through the microscope that may be an artifact (not naturally produced) with someone with multiple myeloma Lymph Nodes Collection of lymphatic vessels; Lymph glands T cells Cells important to the immune resonse; provides defense against disease by attacking foreign /abnormal cells Macrophages Any phagocytic cell involved in the defense against infection and the disposal of products of the breakdown of cells Susceptible If the body lacks resistance to pathogens and other harmful agents, it is this... Resistance Body's ability to counteract the effects of pathogens and other harmful agents Immunity State of being resistant to or protected from a disease Natural Immunity Immunity that we are born with; also called genetic immunity Acquired Immunity body has developed ability to defend itself against a specific agent. Passive acquired immunity a temporary immunity acquired artificially to protect from a specific disease Active Acquired im