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AP MOD. I-Disease
Mechanisms of disease
Term | Definition |
---|---|
health | physical, mental, and social well-being |
disease | an abnormality in body funtion that threatens health |
etiology | the study of the factors that cause disease |
idiopathic | refers to a disease withan unknown cause |
signs | objective abnormalities associated with disease |
symptoms | subjective abnormalities associated with disease |
pathogenesis | the pattern of a disease's development |
epidemiology | study of disease |
endemic | disease that is native to a local region |
epidemic | disease that affects many people at the same time |
pandemic | widespread, global disease |
genetic mechanism | disease caused by altered or mutated genes |
infectious mechanism | disease caused by pathogenic organism |
neoplastic mechanism | disease caused by tumors |
traumatic mechanism | disease caused by physical and chemical agents |
metabolic mechanism | disease caused by endocrine imbalances or malnutrition |
inflammatory mechanism | contains autoimmune and inflammatory responses |
autoimmunity | immune system attacking the body |
inflammatory response | speeds recovery from an infection or injury |
risk factors | predisposing conditions |
viruses | microscopic parasites |
prions | pathogenic protein molecules |
bacteria | tiny cells without nuclei |
spores | nonreproducing forms of bacteria |
fungi | simple organisms similar to plants, consume or parasitize other organisms |
protozoa | infest human fluids and parasitize or destroy cells |
nematodes | roundworms |
platyhelminths | flatworms and flukes |
arthropods | vectors of disease |
benign tumors | remain localized |
mailgnant tumors | spread and form secondary tumors |
neoplasms | tumors |
adenoma | glandular tumor |
lipoma | adipose (fat) tumor |
osteoma | bone tumor |
chondroma | cartilage tumor |
sarcoma | connective tissue tumor |
lymphoma | lymphatic cancer |
carcinoma | malignant epithelial tumor |
melanoma | involves melanocytes |
adenocarcinoma | glandular cancer |
osteosarcoma | bone cancer |
myeloma | bone marrow tumor |
fibrosarcoma | cancer of fibrous tissue |
hyperplasia | growth of too many cells |
anaplasia | development of undifferentiated cells |
cachexia | syndrome including appetite loss, weight loss, and general weakness |
inflammatory response | signs: redness, heat, swelling, pain |
inflammation mediators | histamine, prostaglandin, and kinins |
chemotaxis | attraction of white blood cells to injury site |
fever | high body temperature |