4 Lymphatic system med terms Flashcards
allergist
specializes in diagnosing and treating conditions of altered immunologic reactivity, such as allergic reactions
allergy
an overreaction by the body to a particular antigen (hypersensitivity)
antibiotics
medications capable of inhibiting growth or killing pathogenic bacterial microorganisms
antibody
a disease-fighting protein created by the immune system in response to the presence of a specific antigen
antigen
any substance that the body regards as being foreign (viruses, bacteria, toxins, and transplanted tissues)
antihistamines
medications administered to relieve or prevent the symptoms of hay fever, which is a common allergy to wind-borne pollens, and other types of allergies
autoimmune disease
immune system produces antibodies against its own tissues, mistaking healthy cells, tissues, or organs for antigens
bacteria
one-celled microscopic organisms
Human Immunodeficiency Virus (HIV)
blood borne infection in which the virus damages of kills the T cells of the immune system, causing it to progressively fail
immunologist
specializes in diagnosing and treating disorders of the immune system
immunosuppressant
a substance that prevents or reduces the body’s normal immune response
interstitial fluid
plasma from arterial blood that flows out of the arterioles and into the capillaries, and then flows into the spaces between the cells of the tissues
lymphadenitis
inflammation of lymph nodes, frequently indication of an infection (swollen glands)
lymphologist
physician who specializes in diagnosing and treating disorders of the lymphatic system
lymphoma
general term applied to malignancies affecting lymphoid tissues
lumpectomy
surgical removal of only the cancerous tissue with the surrounding margin normal tissue
mastectomy
surgical removal of the entire breast and nipple
metastasize
the process by which cancer spreads from one place to another
oncologist
physician specializing in the diagnosing and treatment of malignant disorders such as tumors and cancer
pathogen
a microorganism that causes a disease in humans
splenomegaly
abnormal enlargement of the spleen
streptococci
bacteria that form a chain
tolerance
an acquired unresponsiveness to a specific antigen
tonsils
three masses of lymphoid tissue that forma protective ring around the back of the nose and upper throat