L&I System Flashcards
Anti-
Against
Carcino-
Cancerous
Immuno-
Immune, protection, safe
Lympho-
Lymph, lymphatic tissue
Lymphadeno-
Lymph node or gland
Lymphangio-
Lymph vessel
Neo-
New, strange
-oma
Tumor, neoplasm
Onco-
Tumor
Phago-
Eat, swallow
-plasm
Formative material of cells
Sarco-
Flesh, connective tissue
Spleno-
Spleen
-tic
Pertaining to
Toxo
Poison, poisonous
Acquired immunodeficiency syndrome
The advanced stage of an HIV infection
Allergen
A substance that produces an allergic response in an individual
Anaphylaxis
A severe, systemic response to an allergen
Antibiotics
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
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
Benign
Something that is not life threatening and does not recur
Candidiasis
A yeast infection
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
Cytokines
Cytomegalovirus
A type of herpesvirus found in most body fluids
Cytotoxic drug
Medication that kills or damages cells
Ductal carcinoma in situ
Breast cancer at its earliest stage before the cancer has broken through the wall of the milk duct
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 nonhodgkins 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
Immunosuppression
Treatment to repress or interfere with the ability of the immune system to respond to stimulation by antigens
Immunotherapy
A disease treatment that involves either stimulating or repressing the immune response
Infectious mononucleosis
An infection caused by the Epstein Barr virus that is characterized by fever, a sore throat, and enlarged lymph nodes
Infiltrating ductal carcinoma
Breast cancer that starts in the milk duct, breaks through the wall of the duct, and invades the fatty breast tissue
Lymphadenopathy
Any disease process affecting a lymph node or nodes
Lymphangioma
A benign tumor formed by an abnormal collection of lymphatic cells
Lymphedema
Swelling of the tissues due to an abnormal accumulation of lymph fluid within the tissues
Lymphoma
A general term applied to malignancies affecting lymphoid tissues
Lymphoscintigraphy
A diagnostic test that is performed to detect damage or malformations of the lymphatic vessels
Malaria
A disease caused by a parasite that lives in certain mosquitoes and is transferred to humans by the bite of an infected mosquito
Malignant
Becoming progressively worse and life threatening
Mammography
A radiographic examination of the breast to detect the presence of tumors or precancerous cells
Metastasis
The new cancer site that results from the spreading process, how cancer is spread
Metastasize
To spread from one place to another, as in cancer
Myoma
A benign tumor made up of muscle tissue
Myosarcoma
A malignant tumor derived from muscle tissue
Opportunistic infection
Caused by a pathogen that doesn’t normally produce an illness in healthy humans
Osteosarcoma
A hard tissue sarcoma that usually involves the upper shaft of long bones, pelvis, or knee
Parasite
A plant or animal that lives on or within another living organism at the expense of that organism
Rabies
An acute viral infection transmitted to humans by the bite or saliva of an infected animal
Rickettsia
A small bacterium that lives in lice, fleas, ticks, and mites
Rubella
A viral infection characterized by a low grade fever, swollen glands, inflamed eyes, and a fine pink rash
Sarcoma
A malignant tumor that arises from connective tissues
Spirochetes
Long slender spiral shaped bacteria that have flexible walls and are capable of movement
Splenomegaly
An abnormal enlargement of the spleen
Staphylococcus
A group of about 30 species of bacteria that form irregular groups or clusters resembling grapes
Streptococcus
Bacteria that form a chain
Teletherapy
A radiation therapy administered at a distance from the body that is precisely targeted with the use of three dimensional computer imaging
Toxoplasmosis
A parasite most commonly transmitted from animals to humans by contact with contaminated feves
Varicella
A highly contagious infection caused by the herpesvirus varicella zoster, also known as chicken pox