Chapter 6 Flashcards
(57 cards)
acquired immunodeficiency syndrome
the advanced stage of an HIV infection
allergen
a substances that produces an allergic response to an individual
anaphylaxis
a severe, systematic response to an allergen
antibiotic
medications capable of inhibiting growth or killing pathogenic bacteria
antibody
a disease-fighting protein created by the immune system in response to the presence of a specific antigen
antifungal
an agent that destroys or inhibits the growth of fungi
antigen
any substance that the body regards as being foreign
antigen-antibody reaction
a reaction that labels a potentially dangerous antigen so that it can be recognized, and destroyed, by other cells of the immune system
autoimmune disorder
a condition in which the immune system produces antibodies against the body’s own tissues
bacilli
rod shaped spore-forming bacteria
bacteria
one-celled microscopic organisms
carcinoma
a malignant tumor that occurs in epithelial tissue
carcinoma in situ
a malignant tumor in its original position that has not yet disturbed or invaded the surrounding tissues
complement
a group of proteins that normally circulate in the blood in an inactive form and are activated by contact with nonspecific antigens such as foreign blood cells or bacteria
cytomegalovirus
a type of herpesvirus found in most body fluids
ductal carcinoma in situ
breast cancer at its earliest stage before the cancer has broken through the wall of the milk duct
hemolythic
destroying worn-out red blood cells and releasing their hemoglobin for reuse
herpes zoster
an acute viral infection characterized by painful skin eruptions that follow the underlying route of an inflamed nerve
hodgkin’s lymphoma
a malignancy of the lymphatic system that is distinguished from non-Hodgkin’s lymphoma by the presence of Reed-Sternberg cells
human immunodeficiency virus
a bloodborne pathogen that damages or kills the T cells of the immune system, causing it to progressively fail
immunoglobulins
antibodies that bind with specific antigens in the antigen-antibody response
immunosuppressant
a substance that prevents or reduces the body’s normal immune response
immunotherapy
a disease treatment that involves either stimulating or repressing the immune response
infectious mononucleosis
an infection caused by the Epstein-Barr virus that in characterized by fever, a sore throat, and enlarged lymph nodes