acute exposure


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acute exposure

A chemical or toxic exposure of less than 14 days duration.

acute exposure

Exposure to radiation that is of short duration and usually of high intensity.
See also: exposure
References in periodicals archive ?
Acute exposure to DHAP had transient effect on mitosis and the chromosome aberrations.
Jajte, "Acute exposure to 930 MHz CW electromagnetic radiation in vitro affects reactive oxygen species level in rat lymphocytes treated by iron ions," Bioelectromagnetics, vol.
In contrast to acute exposures, short-term (24-h) sublethal exposure of D-stage larvae to CEWAFs (16 mg/L) had no impact on survival or growth.
The aims of this study were to determine whether stretch-induced patellar tendon reflex will be enhanced after acute exposure to WBV, and if stretch reflex is enhanced, whether isokinetic knee extensor peak torque performance will be improved.
General physiological changes upon acute exposure to altitude include increased resting and sub-maximal heart rate (HR), increased resting and sub-maximal ventilation (VE), increased blood pressure (BP), increased catecholamine secretion, and decreased V[O.sub.2] max.
Many acute exposure situations develop as a result of train derailments, warehouse fires, and other unforeseen accidents.
"We found that acute exposure (24 hours) of mice to DEP induced pulmonary and systemic inflammation and oxidative stress, liver dysfunction and thrombotic (clotting) events in cerebral micro vessels and that these effects were aggravated in diabetic mice."
Asthma symptoms may also follow an acute exposure to highly toxic materials over short periods of time (e.g., a chemical spill).
Eight rats from group A and all of the rats from groups B and C were sacrificed 24 hours after the experiment began (acute exposure in group A).
BACKGROUND AND PURPOSE: Acute exposure to particulate air pollution has been linked to acute cardiopulmonary events, but the underlying mechanisms are uncertain.
Recent epidemiology studies have reported associations between acute exposure to ozone and death but little is known about the underlying pathophysiological pathways responsible.

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