Term
| acquired immunodeficiency syndrome |
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Definition
(AIDS)
the most advanced, and fatal, stage of an HIV infection |
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Definition
| substance that produces an allergic reaction in an individual |
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Definition
AKA "systemic reaction" or "anaphylactic shock"
severe response to an allergen; without medical aid patient could die in minutes |
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Definition
| medications that are capable of inhibiting growth, or killing pathogenic bacterial microorganisms |
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Definition
| disease-fighting protein created by the immune system in response to the presence of a specific antigen |
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Definition
agent that destroys or inhibits the growth of fungi
ex. Lotrimin treats athlete's foot |
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Definition
| any substance that the body regards as being foreign, and includes viruses, bacteria, toxins, and transplanted tissues. The immune system immediately responds to the presence of any antigen |
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Term
| antigen-antibody reaction |
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Definition
AKA "immune reaction"
Involves binding antigens to antibodies. This reaction labels a potentially dangerous antigen so it can be recognized, and destroyed, by other cells of the immune system |
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Definition
| any of a large group of diseases characterized by a condition in which the immune system produces antibodies against its own tissues |
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Definition
| rod-shaped, spore-forming bacteria |
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Term
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Definition
| one-celled microscopic organisms |
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Term
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Definition
malignant tumor that occurs in epithelial tissue
-Tend to infiltrate and produce metastases that can affect any organ or part of the body |
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Definition
| a malignant tumor in its original position that has not yet disturbed or invaded the surrounding tissues |
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Definition
| 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. Complement then marks these foreign invaders and attracts phagocytes to destroy these antigens |
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Definition
(CMV) member of the herpesvirus family that cause a variety of diseases
-Can be found in most bodily fluids and can be present as a silent infection
-Potentially cause a serious illness when the individual has a weakened immune system
-Can be transmitted from mother to unborn child and cause serious congenital disabilities |
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Term
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Definition
a medication that kills or damages cells
used as immunosuppressants or as antineoplastics |
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Definition
breast cancer at its earliest stage before the cancer has broken through the wall of the milk duct
(100% cure rate at this stage) |
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Definition
| function of destroying worn-out red blood cells and releasing their hemoglobin for reuse |
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Definition
AKA "shingles"
An acute viral infection characterized by painful skin eruptions that follow the underlying route of an inflamed nerve
-Same virus as chicken pox, but later in life |
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Term
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Definition
| Distinguished from other lymphomas by the presence of large, cancerous lymphocytes known as Reed-Sternberg cells |
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Term
| human immunodeficiency virus |
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Definition
| (HIV) bloodborne infection in which the virus damages or kills the cells of the immune system, causing it to progressively fail, thus leaving the body at risk of developing many life-threatening opportunistic infections |
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Term
| immunodeficiency disorder |
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Definition
| occurs when the immune reponse is weakened, reduced, absent, or not functioning properly |
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Term
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Definition
| bind with specific antigens in the antigen-antibody response |
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Definition
a substance that prevents or reduces the body's normal immune response
-Administered to prevent the rejection of donor tissue and to depress autoimmune disorders |
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Definition
| disease treatment that involves either stimulating or repressing the immune response |
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Definition
caused by the Epstein-Barr virus (EBV)
-characterized by a fever, a sore throat, and enlarged lymph nodes, swelling of the spleen or liver involvement can also develop |
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Term
| infiltrating ductal carcinoma |
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Definition
| Starts in the milk duct, breaks through the wall of that duct, and invades the fatty breast tissue |
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Definition
| family of proteins produced by the T cells whose specialty is fighting viruses by slowing or stopping their multiplication |
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Definition
AKA "swollen glands"
Inflammation of the lymph nodes |
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Term
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Definition
| Any disease process affecting a lymph node or nodes |
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Term
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Definition
| A benign tumor formed by an abnormal collection of lymphatic vessels due to a congenital malformation of the lymphatic system |
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Definition
| Swelling due to an abnormal accumulation of lymph fluid within the tissues |
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Definition
WBCs that are formed in bone marrow as stem cells
-Cells undergo further maturation and differentiation in lymphoid tissues throughout the body |
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Definition
which are produced by the T cells, direct the antigen-antibody response by signaling between the cells of the immune system
-Attract macrophages to the infected site and prepare them to attack the invaders |
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Definition
| term applied to malignancies affecting lymphoid tissues |
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Definition
| diagnostic test that is performed to detect damage or malformations of the lymphatic vessels |
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| a type of WBC that surrounds and kills invading cells, also remove dead cells and stimulate the action of other immune cells |
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Definition
disease caused by a parasite that lives in certain mosquitos that is transferred to humans by the bite of an infected mosquito
-Symptoms develop from 7 days to 4 weeks after being infected and include fever, shaking chills, headache, muscle aches, and tiredness |
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Term
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Definition
| a radiographic examination of the breasts to detect the presence of tumors or precancerous cells |
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Definition
| a new cancer site that results from the spreading process |
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Definition
| the process by which cancer spreads from one place to another |
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Definition
| benign tumor made up of muscle tissue |
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Definition
| malignant tumor derived from muscle tissue |
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Definition
term used to describe all lymphomas other than Hodgkin's
-Some are aggressive(fast-growing), some are indolent(slow-growing) |
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Definition
| caused by a pathogen that does not normally produce an illness in healthy humans, however when the host is debilitated, these pathogens are able to cause an infection |
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Definition
| malignant tumor usually involving the upper shaft of long bones, the pelvis, or knee |
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Term
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Definition
| plant or animal that lives on, or within, another living organism at the expense of that organism |
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| microorganism that causes a disease in humans |
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Definition
| an acute viral infection that is most commonly transmitted to humans by the bite or saliva of an infected animal |
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| a small bacterium that lives in lice, fleas, ticks, and mites |
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Definition
| viral infection characterized by a low-grade fever, swollen glands, inflamed eyes, and a fine, pink rash |
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| malignant tumor that arises from connective tissues, including hard tissues, soft tissues, and liquid tissues |
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| spiral-shaped bacteria that have flexible walls and are capable of movement |
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Definition
| an abnormal enlargement of the spleen |
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| a group of about 30 species of bacteria that form irregular groups or clusters resembling grapes |
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Definition
| bacteria that form a chain, many are harmless |
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Definition
| radiation therapy administered at distance from the body |
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Definition
| caused by the bacillus Clostridium tetani, transmitted through a cut or wound |
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Definition
| most commonly transmitted from animals to humans by contact with contaminated feces |
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Definition
AKA "chicken pox"
caused by herpes virus Varicella zoster and is highly contagious |
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