Questions And Correct Answers
Tissue swelling dilates blood vessels in the affected area to help increase the number of
immune cells responding to the infection. - CORRECT ANSWER
Cytokines - CORRECT ANSWER Chemicals released by the immune system
communicate with the brain.
Interferons - CORRECT ANSWER proteins (cytokines) secreted by T cells and other
cells to aid and regulate the immune response
Interleukins - CORRECT ANSWER proteins (cytokines) that stimulate the growth of B
and T lymphocytes
Pyrogens - CORRECT ANSWER substances that cause fever
lyse - CORRECT ANSWER Cell bursting.
white blood cells (leukocytes) - CORRECT ANSWER respond to injury or infection
type of lymphocytes - CORRECT ANSWER T cells, B cells, NK cells
Granulocytes - CORRECT ANSWER A group of leukocytes containing granules in their
cytoplasm; neutrophils, eosinophils, basophils.
Agranulocytes - CORRECT ANSWER A group of leukocytes without granules in their
nuclei; lymphocytes, monocytes.
Neutrophils - CORRECT ANSWER Most abundant white blood cell., The most
abundant type of white blood cell. Phagocytic and tend to self-destruct as they destroy
foreign invaders, limiting their life span to a few days.
Phagocytosis - CORRECT ANSWER A type of endocytosis in which a cell engulfs large
particles or whole cells
Eosinophils - CORRECT ANSWER a white blood cell containing granules that are
readily stained by eosin.
Basophils - CORRECT ANSWER A circulating leukocyte that produces histamine.
Heparin - CORRECT ANSWER anticoagulant found in blood and tissue cells
, Vasodialators - CORRECT ANSWER Used to dilate blood vessels to improve blood
flow
Morphology - CORRECT ANSWER study of form
Monocytes - CORRECT ANSWER an agranular leukocyte that is able to migrate into
tissues and transform into a macrophage.
Macrophages - CORRECT ANSWER Found within the lymph nodes, they are
phagocytes that destroy bacteria, cancer cells, and other foreign matter in the lymphatic
stream.
B cells - CORRECT ANSWER Cells manufactured in the bone marrow that create
antibodies for isolating and destroying invading bacteria and viruses.
glycoprotein receptors - CORRECT ANSWER Promotes platelet adhesion via Fibrin
network
Antigen - CORRECT ANSWER A protein that, when introduced in the blood, triggers
the production of an antibody
plasma cells - CORRECT ANSWER produce antibodies
Antibodies - CORRECT ANSWER Specialized proteins that aid in destroying infectious
agents
immunoglobulin categories - CORRECT ANSWER IgG, IgE, IgD, IgM, IgA
memory b cells function - CORRECT ANSWER circulate the body, proliferate, and
response quickly (via antibody synthesis) to eliminate subsequent invasion by same
antigen. (2ndary response - takes less time, ~5 days)
antibody-mediated immunity - CORRECT ANSWER Immunity that results from the
presence of antibodies in blood and lymph.
T cells - CORRECT ANSWER Cells created in the thymus that produce substances that
attack infected cells in the body.
cell-mediated immunity - CORRECT ANSWER type of immunity produced by T cells
that attack infected or abnormal body cells
antigen receptors - CORRECT ANSWER molecules capable of recognizing specific
antigens