What's the difference between disposition and exposure?

Disposition


Definition:

  • (n.) The act of disposing, arranging, ordering, regulating, or transferring; application; disposal; as, the disposition of a man's property by will.
  • (n.) The state or the manner of being disposed or arranged; distribution; arrangement; order; as, the disposition of the trees in an orchard; the disposition of the several parts of an edifice.
  • (n.) Tendency to any action or state resulting from natural constitution; nature; quality; as, a disposition in plants to grow in a direction upward; a disposition in bodies to putrefaction.
  • (n.) Conscious inclination; propension or propensity.
  • (n.) Natural or prevailing spirit, or temperament of mind, especially as shown in intercourse with one's fellow-men; temper of mind.
  • (n.) Mood; humor.

Example Sentences:

  • (1) In view of its significant effects on drug metabolizing enzymes and clearance mechanisms, it is important to know its disposition characteristics.
  • (2) Models of the VMT nuclei were constructed to compare their size, shape and disposition across species.
  • (3) These marked steroid-induced changes in MS responsiveness could not be explained by altered pharmacokinetic disposition of morphine.
  • (4) The disposition of sulphadimidine (15 mg kg-1 orally) was investigated in six chronic osteoarthritis patients (four slow and two fast acetylators) prior to and 4 days following intra-articular administration of glucocorticoids.
  • (5) In the present paper, attention has been focused on the role of cytokines and the effects of the acute phase response on drug disposition in disease states (including the effect of anorexia on medicated feed intake and drug bioavailability).
  • (6) The disposition of radiolabeled cocaine in humans has been studied after three routes of administration: iv injection, nasal insufflation (ni, snorting), and smoke inhalation (si).
  • (7) Avoidance coping was negatively related to dispositional optimism.
  • (8) The greatest problems appeared in diagnosing thrombosis of mesenterial vessels and acute appendicitis in cases with the retrocecal disposition of the vermiform process.
  • (9) Awareness of making dispositional inferences was only weakly correlated with disposition-cued recall.
  • (10) Current methods of evaluating the bioavailability of drugs with nonlinear disposition kinetics are based on specific pharmacokinetic models in contrast to the more rational model independent (structureless) area under the curve (AUC) and deconvolution methods used in linear pharmacokinetics.
  • (11) The disposition profiles of a new beta-adrenergic blocking drug, timolol, were investigated at 11 different times in normal individuals after a single oral dose.
  • (12) In order to compare the disposition of D-galactose and D-glucose in various organs of the rat, we have measured the amount of 14C-galactose and 14C-glucose present in the enteric canal, blood, muscle and liver, 2h.
  • (13) Leukocyte differentials from 468 emergency room patients were assessed for clinical value by determining their associations with diagnosis, disposition, therapy, and prognosis.
  • (14) To determine whether basal insulin supplementation in addition to lowering postabsorptive plasma glucose concentration also improves the postprandial pattern of glucose disposition, glucose metabolism after ingestion of a solid mixed meal was assessed in obese patients with NIDDM before and after treatment with ultralente and compared with glucose metabolism observed in nondiabetic subjects.
  • (15) Particular emphasis was placed on the relative spatial disposition of the tyramine moiety and the additional aromatic ring that occurs in both molecules.
  • (16) This paper reviews their pharmacologic disposition in man.
  • (17) The effects of modulation of liver microsomal sulphoxidation on the disposition kinetics of netobimin (NTB) metabolites were investigated in sheep.
  • (18) The changes in physicochemical properties due to introduction of a benzenesulfonyl group into the hydantoin ring may be responsible for the difference in the disposition between I and II.
  • (19) The disposition of amiloride was highly dependent on renal function, with higher plasma amiloride concentrations in the elderly reflecting diminished renal function.
  • (20) The clinical significance of the altered disposition of chloramphenicol is that administration at the usual dosing rate would lead to accumulation of the drug and eventual toxicity.

Exposure


Definition:

  • (n.) The act of exposing or laying open, setting forth, laying bare of protection, depriving of care or concealment, or setting out to reprobation or contempt.
  • (n.) The state of being exposed or laid open or bare; openness to danger; accessibility to anything that may affect, especially detrimentally; as, exposure to observation, to cold, to inconvenience.
  • (n.) Position as to points of compass, or to influences of climate, etc.
  • (n.) The exposing of a sensitized plate to the action of light.

Example Sentences:

  • (1) Assessment of the likelihood of replication in humans has included in vitro exposure of human cells to the potential pesticidal agent.
  • (2) It is concluded that during exposure to simulated microgravity early signs of osteoporosis occur in the tibial spongiosa and that changes in the spongy matter of tubular bones and vertebrae are similar and systemic.
  • (3) We conclude that the priming effect is not a clinically significant phenomenon during natural pollen exposure in allergic rhinitis patients.
  • (4) On the other hand, after exposure to BrdUrd, neuron specific enolase decreased in NB-1 and SK-N-DZ and increased in GOTO.
  • (5) This difference was abolished by exposure of the slices to propranolol, a beta-adrenergic receptor antagonist.
  • (6) The amino acid pools in Chinese hamster lung V79 cells were measured as a function of time during hyperthermic exposure at 40.5 degrees and 45.0 degrees C. Sixteen of the 20 protein amino acids were present in sufficient quantity to measure accurately.
  • (7) Cellular radial expansion was apparently unaffected by exposure to electric fields.
  • (8) These calves had hemagglutinating antibodies against P. hemolytica before exposure.
  • (9) When compared with self-reported exposures, the sensitivity of both job-exposure matrices was low (on average, below 0.51), while the specificity was generally high (on average, above 0.90).
  • (10) External exposures to a contaminated fishing net and fishing boat are considered pathways for fishermen.
  • (11) In the German Democratic Republic, patients with scleroderma and history of long term silica exposure are recognized as patients with occupational disease even though pneumoconiosis is not clearly demonstrated on X-ray film.
  • (12) Cancer of the mouth, pharynx and esophagus has decreased in all Japanese migrants, but the decrease is much greater among Okinawan migrants, suggesting they have escaped exposure to risk factors peculiar to the Okinawan environment.
  • (13) Comprehensive regulations are being developed to limit human exposure to contamination in drinking water by the United States Environmental Protection Agency (EPA) under the authority of the Safe Drinking Water Act (SDWA).
  • (14) He said: "Monetary policy affects the exchange rate – which in turn can offset or reinforce our exposure to rising import prices.
  • (15) These data suggest that submaximal exercise and cold air exposure enhance nonspecific bronchial reactivity in asthmatic but not in normal subjects.
  • (16) We conclude that both exogenously applied PAF by inhalation and antigen exposure are capable of inducing LAR in sensitized guinea pigs, and thus the priming effect of immunization and PAF may contribute to the development of LAR observed in asthma.
  • (17) Exposure to nanomolar concentrations of saralasin, an Ang II agonist, attenuated the passage of the fluorophores across the monolayers by 50-75%.
  • (18) Total body dose of 2,4-D was determined in 10 volunteers following exposure to sprayed turf 1 hour following application and in 10 volunteers exposed 24 hours following application.
  • (19) Protein kinase C (PKC) is activated rapidly and transiently following ionizing radiation exposure and is postulated to activate downstream nuclear signal transducers.
  • (20) We studied the effect of a 2-hour exposure to 0.6 ppm of ozone on bronchial reactivity in 8 healthy, nonsmoking subjects by measuring the increase in airway resistance (Raw) produced by inhalation of histamine diphosphate aerosol (1.6 per cent, 10 breaths).