Pyrexia is a rise in the body's core temperature, otherwise known as a fever. It is a mechanism developed by the immune system to reduce the severity of illness by preventing bacteria and viruses from multiplying. This activation of the immune system has worked for centuries before medicine was invented.
fever, febrility, febricity, pyrexia, feverishness (noun) a rise in the temperature of the body; frequently a symptom of infection Wiktionary (0.00 / 0 votes) Rate this definition:
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Pyrexia is the medical term for fever, pyrexia is when the body temperature increase to above normal (37°C). Temperature increases occur in response to invading microorganisms. When macrophages are exposed to bacteria and other foreign substances they secrete chemicals called pyrogens which act on the temperature regulating centre in the brain, causing the temperature to rise.
Secondly: in our experience, the most common cause by far of abdominal lymphadenopathy in HIV-infected patients with pyrexia is tuberculous lymphadenitis. The conditions included hepatitis, tuberculosis and pyrexia - fever of an unknown cause.
About This Quiz & Worksheet. The quiz and worksheet will evaluate how much you know about pyrexia. You can expect to be tested on medication that is used to reduce fevers and the name of the communicators that are used to activate the hypothalamus.
On examination, the patient was apyrexial with a respiratory rate of 50/min and a pulse rate of 140/min. An unusual cause of humeral fracture Remove the drip if the patient spikes a fever having been previously apyrexial , or at first sign of redness or patient discomfort at site.
Communitive means of, or belonging to, a community. It has no meaning in math. Communative does not mean anything - in math or elsewhere.
Body temperature may be abnormal due to fever (high temperature) or hypothermia (low temperature). A temperature over 38°C (100.4°F) most often means you have a fever caused by infection or illness. It is generally medically accepted that normal body temperature ranges between 36.5°C (97.7°F) to 37.5°C (99.5°F). Body temperature thermometer
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an abnormal condition of the body, characterized by undue rise in temperature, quickening of the pulse, and disturbance of various body functions. an abnormally high body temperature. the number of degrees of such a temperature above the normal.