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The dose–response relationship, or exposure–response relationship, describes the magnitude of the response of an organism, as a function of exposure (or...17 KB (1,788 words) - 21:35, 5 September 2024
equivalent dose (BED) is an informal unit of measurement of ionizing radiation exposure, intended as a general educational example to compare a dose of radioactivity...15 KB (1,723 words) - 08:09, 13 June 2024
Acute radiation syndrome (redirect from Acute radiation dose)to radiation exposure, with greater doses resulting in a shorter delay in symptom onset. These presentations presume whole-body exposure, and many of...65 KB (6,783 words) - 14:08, 5 September 2024
their exposure. As of 2012, the risk of low dose radiation in medical imaging was unproven. It is difficult to establish risks associated with low dose radiation...33 KB (3,707 words) - 12:06, 30 August 2024- avoidance or reduction of dose using the simple protective measures of time, distance and shielding. The duration of exposure should be limited to that...49 KB (5,947 words) - 05:14, 14 August 2024
- Ionizing radiation (redirect from Radiation dose)excessive exposure are not taken. Exposure to ionizing radiation causes cell damage to living tissue and organ damage. In high acute doses, it will result...60 KB (6,552 words) - 17:17, 7 September 2024
- between exposure and vomiting may be used as a heuristic for quantifying a dose when more precise means of testing are unavailable. The absorbed dose is equal...15 KB (1,871 words) - 07:17, 28 July 2024
Sievert (category Units of radiation dose)radiation exposure. To calculate the value of stochastic health risk in sieverts, the physical quantity absorbed dose is converted into equivalent dose and...68 KB (6,574 words) - 10:39, 25 August 2024
Linear no-threshold model (redirect from Maximum permissible dose)body due to exposure to ionizing radiation. The model assumes a linear relationship between dose and health effects, even for very low doses where biological...39 KB (4,584 words) - 02:24, 25 July 2024
Dosimeter (redirect from Dose meter)occupational exposure can be made. Such devices are known as "legal dosimeters" if they have been approved for use in recording personnel dose for regulatory...12 KB (1,521 words) - 16:27, 30 March 2024
Flight-time equivalent dose (FED) is an informal unit of measurement of ionizing radiation exposure. Expressed in units of flight-time (i.e., flight-seconds...15 KB (1,069 words) - 19:57, 17 May 2024- Therapeutic index (redirect from Therapeutic dose)based on plasma exposure levels. In the early days of pharmaceutical toxicology, TI was frequently determined in animals as lethal dose of a drug for 50%...25 KB (3,212 words) - 16:01, 10 September 2024
Gamma ray (section Units of measurement and exposure)process works well after high-dose exposure but is much slower in the case of a low-dose exposure. Studies have shown low-dose gamma radiation may be enough...60 KB (7,399 words) - 18:10, 9 September 2024- lethal dosage from exposure, where C is concentration and t is time. It is often expressed in terms of mg-min/m3. LCt50 is the dose that will cause incapacitation...14 KB (1,684 words) - 04:52, 26 June 2024
- lethal dose, LD50 (abbreviation for "lethal dose, 50%"), LC50 (lethal concentration, 50%) or LCt50 is a toxic unit that measures the lethal dose of a given...58 KB (4,277 words) - 19:39, 10 September 2024
- exposure. Generally the effects of different doses can be very different at different levels (not only bigger and smaller impacts depending on dose)...4 KB (438 words) - 17:31, 6 August 2024
Toxicity (redirect from Acute exposure)injected), the time of exposure (a brief encounter or long term), the number of exposures (a single dose or multiple doses over time), the physical...30 KB (3,274 words) - 10:06, 15 September 2024- from a lifetime of exposure". Reference doses have been most commonly determined for pesticides. The EPA defines an oral reference dose (abbreviated RfD)...14 KB (1,882 words) - 20:41, 5 September 2024
- Rad (radiation unit) (redirect from Rad (Units of radiation dose))absorbed doses within radiotherapy. The roentgen, used to quantify the radiation exposure, may be related to the corresponding absorbed dose by use of...14 KB (1,515 words) - 19:05, 10 September 2024
natural dose (photon number) variation of at least several percent 3 sigma, making the exposure process susceptible to stochastic variations. The dose variation...119 KB (13,916 words) - 04:54, 6 September 2024
- with CCP exposure. 5.1.5 Biological Gradient Biological gradient refers to evidence for a dose-response (or exposure-response) relationship. A dose-response
- acute radiation exposure [2], the study of the time course of biological damage associated with chronic low-dose radiation exposure of mammals and the
- Equivalent dose-tissue weighting factor Effective dose, committed dose Collective exposure dose Dose limits for occupational and public exposure ICRP and