(n.) A nonconductor of electricity, as amber, glass, resin, etc., employed to excite or accumulate electricity.
Example Sentences:
(1) The dependence of fluorescence polarization of stained nerve fibres on the angle between the fibre axis and electrical vector of exciting light (azimuth characteristics) has been considered.
(2) Cellular radial expansion was apparently unaffected by exposure to electric fields.
(3) The purpose of the present study was to analyze the effects of cromakalim (BRL 34915), a potent drug from a new class of drugs characterized as "K+ channel openers", on the electrical activity of human skeletal muscle.
(4) Noradrenaline (NA) was released from sympathetic nerve endings in the tissue by electrical stimulation of the mesenteric nerves or by the indirect sympathomimetic agent tyramine.
(5) The automatic half of both the motor which advances the trepan as well as the second motor which rotates the trepan is triggered by the sudden change in electrical resistance between the trepan and the patient's internal body fluid, at the final stage of penetration.
(6) All of the serotonergic antagonists studied had additional effects on the response of the coronary artery to electrical stimulation or to norepinephrine.
(7) Hyperosmolar buffer slightly increased the sensitivity and maximal response to methacholine as well as the cholinergic twitch to electric field stimulation.
(8) The electrical stimulation of the tail associated to a restraint condition of the rat produces a significant increase of immunoreactive DYN in cervical, thoracic and lumbar segments of spinal cord, therefore indicating a correlative, if not causal, relationship between the spinal dynorphinergic system and aversive stimuli.
(9) Electrical stimulation of afferent pathways at intensities just below threshold for eliciting action potentials resulted in a dramatic decrease in JSCP threshold.
(10) Average temperature changes observed were less than 1 degree C. The present study demonstrates that the electrically evoked response in mammalian brain can be altered by ultrasound in a non-thermal, non-cavitational mode, and that such effects are potentially reversible.
(11) Quantitative esophageal sensibility, therefore is concluded to be particularly suited to evaluation by electric stimulation.
(12) The new trabecular bone closely resembled that typically seen at electrically active implants.
(13) A second group was chronically implanted without electrical stimulation in one leg and implanted with cyclical electrical stimulation applied through the electrode in the other leg.
(14) The intermandibularis is probably present only in electric rays.
(15) Masking experiments are demonstrated for electrical frequency-modulated tone bursts from 1,000 to 10,000 cps and from 10,000 to 1,000 cps with superimposed clicks.
(16) Photograph: AP Reasons for wavering • State relies on coal-fired electricity • Poor prospects for wind power • Conservative Democrat • Represents conservative district in conservative state and was elected on narrow margins Campaign support from fossil fuel interests in 2008 • $93,743 G K Butterfield (North Carolina) GK Butterfield, North Carolina.
(17) It is suggested that intra-endothelial conduction of electrical signals from capillaries to the resistance vessels may be involved in the local regulation of blood flow in the intact heart.
(18) In the anesthetized cat, the posterior canal nerve (PCN) was stimulated by electric pulses and synaptic responses were recorded intracellularly in the three antagonistic pairs of extraocular motoneurons.
(19) Among the epileptic patients investigated by the stereotactic E. E. G. (Talairach) whose electrodes were introduced at or around the auditory cortex (Area 41, 42), the topography of the auditory responses by the electrical bipolar stimulation and that of the auditory evoked potential by the bilateral click sound stimulation were studied in relation to the ac--pc line (Talairach).
(20) It is suggested that contractile responses to electrical stimulation in isolated sheep urethral smooth muscle are mediated by the sympathetic nervous system, mainly through release of noradrenaline stimulating postjunctional alpha 1-adrenoceptors.
Electrician
Definition:
(n.) An investigator of electricity; one versed in the science of electricity.
Example Sentences:
(1) Personnel records of over 1000 welders and electricians but only 235 caulkers and 557 platers employed at a shipyard in NE England between 1940 and 1968 were obtained and the mortality followed up to December 1982.
(2) Occupational groups at excess risk include dentists who have an increased risk of all types of brain tumors and electricians whose excess risk is limited to gliomas.
(3) From electricians and carpenters, everyone should be able to take card and make money,” said de Geer.
(4) Seven of 14 electricians had symptoms of carpal tunnel syndrome.
(5) In three visits to the area over the last two weeks, almost all the voters I spoke to began each conversation by saying, unprompted, that they were concerned about immigration – the electrician complaining about wages being undercut by eastern European workers, the parents unable to get their offspring into local primary schools because immigrant children were taking up scarce places, the patients waiting for a GP appointment in a waiting room filled with foreign chatter.
(6) That made me laugh: in one scene in Mahler, I had been required to stand on a stepladder, with an electrician holding me up by keeping a large hand on my bottom.
(7) Vishnu Tatikonda, a 33-year-old electrician from Karimnagar district in the central Indian state of Andhra Pradesh, said he paid 65,000 INR (£645) to an agent in India for a visa, tickets and a placement with a subcontractor for a major construction firm in Qatar who would pay him a monthly salary of 1,200 QAR (£205).
(8) Only one occupation, electrician's mate, emerged with a borderline statistically significant excess risk of leukemia (standardized incidence ratio compared with the Surveillance, Epidemiology, and End Results program population = 2.4, 95% confidence interval 1.0-5.0).
(9) But we'd moved by then, up a hill, and it was quite windblown and awkward and all the electricians had to carry him up in his wheelchair like something from a Herzog movie."
(10) The 53-year-old electrician, who has stage 4 skin cancer, as well as secondary lung cancer, finds the 45 minutes of reflexology he receives during his visits “very calming and very helpful with my energy levels, which have been spinning around all over the place”.
(11) Shorter, a retired electrician from Kent, began singing for the first time after joining the care home’s newly formed choir last year.
(12) Standardized incidence ratios (SIRs) for pleural mesotheliomas were found to increase among plumbers and pipefitters over this period, whereas those for mechanics, electricians, painters, and paperhangers remained relatively stable.
(13) He says his local Warracknabeal football league is finding it increasingly difficult to field teams, as skilled labourers – especially tradesman, such as electricians and carpenters – are lured to the cities and regional centres by the prospect of steady work and higher pay.
(14) Electricians were at slightly increased risk for adenocarcinoma (OR = 1.5; 95% CI = 0.7,2.8) and "other" or mixed cell types of lung cancer (OR = 1.5; 95% CI = 0.8,2.9) but at decreased risk for small cell (OR = 0.8; 95% CI = 0.3,2.0) and squamous cell (OR = 0.8; 95% CI = 0.4,1.6) tumors.
(15) Risk of lung cancer was increased significantly for electricians; sheetmetal workers and tinsmiths; bookbinders and related printing trade workers; cranemen, derrickmen, and hoistmen; moulders, heat treaters, annealers and other heated metal workers; and construction labourers.
(16) The study was limited by the lack of accurate job exposure details, and there was no record of smoking habits, but welders and caulkers showed a higher standardised mortality ratio for all causes, lung cancer, ischaemic heart disease, pneumonia, and accidents than platers and electricians.
(17) For much of Tuesday’s match, he seemed less like a national football coach, and more like a friendly electrician holding court at a weekend family barbecue, somewhere in Arncliffe or Northcote.
(18) Yohannes Asebe, a 33-year-old electrician from Addis Ababa, says: “We are not being ruled properly.
(19) The plumbers had significantly lower TLC, MEF25, MEF50, closing volume and closing capacity in comparison to 23 never smoking electricians without asbestos exposure.
(20) Serum lipid concentrations of lumberjacks whose occupational physical activity is most vigorous were compared with those of electricians.