(a.) Capable of rendering insensible; as, anaesthetic agents.
(a.) Characterized by, or connected with, insensibility; as, an anaesthetic effect or operation.
(n.) That which produces insensibility to pain, as chloroform, ether, etc.
Example Sentences:
(1) Typical kinetics of local anaesthetics are presented for various methods of regional anaesthesia informing the anaesthetist on corresponding plasma concentrations if the recommended maximum doses are exceeded and thus he gets useful information for his daily work.
(2) With attention to proper performance and patient selection, spinal and epidural anaesthesia are safe and efficacious options when choosing anaesthetic technique.
(3) The response to LBNP in the pentobarbitone-anaesthetized rat appeared not to be influenced by the autonomic nervous system.
(4) Indeed, several lines of evidence suggest that intravenous anaesthetics are thought to induce loss of consciousness by blocking the excitatory synaptic transmission.
(5) Gallbladder mucosal net fluid transport and motility were measured in vivo by a continuous perfusion technique in the anaesthetized cat.
(6) The effect of histamine on coronary blood flow (CBF) was studied in anaesthetized grayhounds.
(7) A method for continuous measurement of the anaesthetic Ethrane in blood and gas samples is described.
(8) The regional differences of myocardial oxygenation were studied in anaesthetized open-chest dogs by measuring the myocardial perfusion rate, the microvascular hematocrit, the PS-product of 51Cr-EDTA, and the microvascular blood volume across the left ventricular wall in the heart working in situ.
(9) An epidemiological survey carried out in 460 public and private institutions chosen at random country-wide in France made it possible to study injuries whose treatment had necessitated an anaesthetic.
(10) In order to investigate the ability of a computer-assisted continuous infusion (CACI) system to maintain constant plasma levels of sufentanil during cardiopulmonary bypass (CPB) using pharmacokinetic data derived from healthy surgical patients to determine the infusion rate, ten patients were anaesthetized with diazepam, enflurane and oxygen until ten minutes prior to the expected time of initiation of CPB.
(11) Molecular biology and electrophysiology have shown different mechanisms of action on this sodium channel, which depend on the chemical structure and electrostatic charge of the local anaesthetic molecule.
(12) Chloralose-urethane is considered a suitable anaesthetic in rats when studying the effects of noradrenaline and guanethidine.
(13) The increase probably reflects an inhibition of the re-uptake of released 3H-noradrenaline; in addition, phencyclidine appears to enhance the release of noradrenaline per pulse.--The actions of phencyclidine and ketamine on central noradrenergic neurones may contribute to the characteristic psychotropic side-effects of these general anaesthetics.
(14) In 12 anaesthetized mongrel dogs, a canine stroke model was produced by occluding the left internal carotid and middle cerebral arteries with aneurysm clips.
(15) The hepatic balance for valine, leucine and isoleucine has been measured in anaesthetized virgin controls and 9 and 12-day pregnant rats.
(16) With an ambulance service staffed by doctors from the anaesthetic and intensive care units of the central hospitals it is possible to provide prehospital treatment in 70% of all severe traffic injuries in the County of Ringkøbing.
(17) Moreover, anaesthetic wash-out in children differed from that in adults.
(18) Furthermore, an association of tiapride-corticoids was effective in treating post-anaesthetic spasm of the glottis.
(19) However EMLA is a useful anaesthetic for taking biopsies in this area and may be used as premedication for local infiltration.
(20) Seven or 14 days of treatment with the beta 2-adrenoceptor agonist clenbuterol, 0.3 mg kg-1, s.c., twice daily, increased the basal mean blood pressure in normotensive urethane-anaesthetized rats.
Morphine
Definition:
(n.) A bitter white crystalline alkaloid found in opium, possessing strong narcotic properties, and much used as an anodyne; -- called also morphia, and morphina.
Example Sentences:
(1) Intrathecal injection of zopiclone potentiated morphine antinociception, while the intracerebroventricular injection of zopiclone failed to enhance morphine antinociception and the intracerebroventricular injection of flumazepil to antagonize the intraperitoneal-zopiclone-induced increase in morphine antinociception.
(2) As a consequence, similar response curves were obtained for urine specimens containing morphine or barbiturates.
(3) The second experiments entailed use of the nonspecific opiate antagonist, naloxone, as well as the specific delta antagonist, ICI 154,129, against seizures induced by icv-administered morphine, morphiceptin, DADL, or DSLET.
(4) The results clearly show that the acute hyperthermia of unrestrained rats induced by either peripheral or central injections of morphine is not caused by activation of the pituitary-adrenal axis.
(5) We studied the effect of low-dose intrathecal morphine (0.00-0.20 mg) on pain relief and the incidence of side effects after cholecystectomy in 139 patients divided into eight groups according to intrathecal morphine dose: groups 1 (0.00 mg), 2 (0.04 mg), 3 (0.06 mg), 4 (0.08 mg), 5 (0.10 mg), 6 (0.12 mg), 7 (0.15 mg), and 8 (0.20 mg).
(6) In contrast, methysergide, ketanserin and 6-OHDA abolished the antisecretory effect of morphine.
(7) The analgesic activity of morphine was assessed by the hot-plate technique in the offspring of female CFE rats that had received morphine twice daily on days 5 to 12 of pregnancy.
(8) A marked analgesic effect was found after application of morphine hydrochloride patch containing Azone and N-methyl-2-pyrrolidone.
(9) From the results presented it appears that morphine produces a reciprocal change in the activity evoked in extensor and flexor reflex pathways.
(10) These marked steroid-induced changes in MS responsiveness could not be explained by altered pharmacokinetic disposition of morphine.
(11) Sixty-three patients were randomly divided into six groups by the following intrathecal morphine injection: group 1 (0 mg), group 2 (0.025 mg), group 3 (0.05 mg), group 4 (0.075 mg), group 5 (0.1 mg), and group 6 (0.125 mg).
(12) Additional studies on the blood to brain transport of human 125I-IL-1 alpha showed no modification by dexamethasone, morphine, indomethacin or alpha-melanocyte stimulating hormone.
(13) At both 24 h and 1 week, the inflamed paw showed pronounced supersensitivity to the antinociceptive action of morphine against noxious pressure.
(14) These results are discussed in relation to previous reports suggesting a common addiction liability for both morphine and alcohol in inbred strains of animals.
(15) An altered response to morphine was obtained; the effect of morphine on copulatory behavior was diminished while morphine's effect on exploratory activity was potentiated.
(16) In the MVD, all esters appeared to irreversibly block the agonist effect of morphine, but none of the compounds irreversibly antagonized [D-Ala2,D-Leu5]enkephalin to a significant degree.
(17) Morphine administered intracerebroventricularly had little effect on sexual responding, even at doses which produced other side effects.
(18) Morphine-induced vasoconstriction was antagonized by high concentrations of of naloxone or mepyramine and may be due to release of histamine by a naloxone-sensitive mechanism.
(19) In particular, the first tetrapeptide had twice the activity of morphine, while the potency of the dipeptides was less than one twentieth that of morphine.
(20) Morphine addition to the PGE1-stimulated minces did not prevent or reverse stimulation of [3H]cAMP accumulation in any of the three experimental groups.