Ch 14: Online 3 Flashcards
Lymphatic System and Immunity
An anti-viral chemical produced by virus-infected cells
Interferon
The lymph vessel that empties into the left subclavian vein
Thoracic duct
An abnormal accumulation of tissue fluid
Edema
The lymph nodules of the small intestine
Peyer’s patches
Chemical produced by mast cells that attract WBCs
Leukotrienes
Another name for antibody-mediated immunity
Humoral
A synonym for “antibody”
Immunoglobulin
The vessels into which tissue fluid flows
Lymph capillaries
Histamine is produced by these
Mast cells
Lymphocytes that destroy pathogens with perforins
Natural killer cells
The mechanism of immunity that creates memory
Adaptive
The lymph nodules of the pharynx
Tonsils
Lymphocytes that may become plasma cells
B cells
The dendritic cells of the skin
Langerhans cells
Important groups are cervical, axillary, and inguinal
Lymph nodes
Produces hormones necessary for immune cell competence
Thymus gland
The layer of the epidermis that is a good barrier to pathogens
Stratum corneum
The mechanism of immunity that does not create memory
Innate
A group of proteins that can lyse a cellular antigen
Complement
Lymphocytes that are called “helpers”
T cells
Destroys old or damaged platelets
Spleen
An antibacterial enzyme in saliva and tears
Lysozyme
A very efficient phagocyte
Macrophage
The immunoglobulin that crosses the placenta
IgG
The immunoglobulin that is important in allergic reactions
IgE
