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patho terms quiz 1
Question | Answer |
---|---|
the study of changes in cell/tissue structure related to disease or death | pathology |
the study of how disease affects body function | pathophysiology |
haveing the ability to maintain homeostasis when exposed to normal conditions | health |
being unable to maintain homeostasis when exposed to normal conditions | disease |
the study of the cause of a disease | etiology |
a disease, condition, or trait that is inherited as a result of a single gene | genetic |
a disease, condition, or trait that is present at birth | congenital |
a disease, condition, or trait that developed because of being exposed to something during your life | acquired |
without a clearly idenitified cause | idiopathic |
evidence of a disease that is objective and can be seen, measured or recorded. | signs |
evidence of a disease that is subjective and cannot be seen, measured or recorded. | symptoms |
the events that lead to the development of a disease and the signs and symptoms that occur as the disease progresses | pathogenesis |
a disease that develops gradually and lasts more than 3 months | chronic |
the lessening in severity of the symptoms of a disease | remission |
an increase in the severity of a disease or any of its signs or symptoms | exacerbation |
a condition that is confined to one area | local |
a condition that affects the entire body | systemic |
a procedure that utilizes a fiber optic camera to view structures inside of the body | endoscopy |
the ability of an object to stop or slow radiation | radiodensity |
a visual recording of differences in radiodensity of anatomical structure | x-rays |
x-rays that utilize a contrast media to increase the radiodensity of selected fluids within the body, producing an image of the structures containing fluid | contrast x-rays |
a visual recording of differences in the rate of return and intensity of sound waves reflected off the objects within the body | ultrasound |
a recording of the electrical activity of the cardias conduction system | electrocardiograms |
a recording of the electical activity of the brain, most often recording the cerebral cortex | electroencephalogram |
any procedure used to measure a persons ability to move air or the capacities of the respiratory systems. often referred to as PFTs (pulmonary function tests) | spirometry |
the use of chemicals to kill cells within the body | chemotherapy |
the use of drugs to treat disease | pharmacologial |
any form of treatment that relieves signs and symptoms without curing a disease | palliative |
a prediction of the likely outcome or consequences of having a disease | prognosis |
a consequence of a previous disease | sequela |
a morbid process or event occuring during a disease that is not an essential part of the disease, although it may result in it | complications |
a disease likey to cause death | terminal |
the transfer of a harmful amount of energy. the energy may be mechanical, electrical, radiation, or thermal | trama |
lacking in something that is essential | deficiency |
being exposed to a toxic level of something | intoxication |
to increase in size | hypertrophy |
to decrease in size | atrophy |
an increase in the rate of mitosis and therefore cell number | hyperplasia |
a change in cell or tissue stucture | metaplasia |
irregular cell or tissue structure | dysplasia |
growth of cells and tissue into new areas, resulting in tumor | neoplasia |
a protective response of tissue to injury or infection. causes an increase in blood flow and pain in the affected region, as well as leukocytosis. | inflammation |
chemicals that cause a fever | pyrogens |
an increase in the number of white blood cells to more than 10,000 per mm3 | leukocytosis |
the excess fluid that accumlates at the site of inflammation. contains a high level of proteins and neutrophils when compared to normal tissue fluid | exudate |
a thin, clear, watery fluid that accumulates at the site of inflammation | serous exudates |
a thick, creamy white or yellow fluid that accumulates at the site of inflammation | purulent exudate |
a response to injury or infection that leads to the production of pus | suppurative inflammation |
replacing damaged tissue through the process of mitosis, restoring the tissue to its original condition | regeneration |
replacing damaged tissue with scar tissue | repair |
the binding together of two surfaces by scar tissue | adhesions |
the over production of scar tissue that sometimes occurs in the dermis and subcutaneous layer and results in a mass of scar tissue that is often tender or painful | keloid scarring |
the shortening of scar tissue over time or the shortening of muscle tissue as a result of fibrotic changes | contracture |
the narrowing of any canal or opening, such as the intestine, a blood vessel, of a heart valve | stenosis |
the process of hardening. can occur as a result of scar formation or the accumulation of deposits known as plaques | sclerosis |
tissue death | necrosis |
and early stage in the development of a disease or infection that is characterized by a lack of appetite and lack of energy. the time when a person feels they are "coming down with something" | prodromal stage |
a severe, systemic allergic response that is characterized by vasodilation(drop in BP) and bronchoconstriction(difficulty breathing) | anaphylaxis |
the immune system's constant search antigen | immunosurveillance |
the immune system's ability to recognize and not attack normally occurring tissues within the body | immunotolerance |
the development of an infection from the time the infectious organism enters the body until the appearance of the first clinical signs and symptoms | incubation |
the time during an infection when clinical signs and symptoms begin to develop | acute stage |
a nonmalignant neoplasm | benign |
a cancerous neoplasm | malignant |
the development of new blood vessels, especially capillaries | angiogenesis |
proteins produced by tumor cells that can be detected in screening tests of the persons blood | tumor markers |
a malignancy that originates in epithelial tissues | carcinoma |
a malignancy that originates in connective tissues | sarcoma |
a malignancy that originates within the tissue of the central nervous system | glioma |
the process of devloping a malignant neoplasm | carcinogenesis |
carcinogens that increase the rate of cancer cell production by activating oncogenes | initiators (of cancer) |
carcinogens that decrease the body's ability to find and fight cancer cells by damaging tumor suppressing genes | promoters (of cancer) |
a disease that develops and resolve rapidly | acute |