(n.) The arrangement or relation of the parts of a machine; the parts of a machine, taken collectively; the arrangement or relation of the parts of anything as adapted to produce an effect; as, the mechanism of a watch; the mechanism of a sewing machine; the mechanism of a seed pod.
(n.) Mechanical operation or action.
(n.) An ideal machine; a combination of movable bodies constituting a machine, but considered only with regard to relative movements.
Example Sentences:
(1) Such a signal must be due to a small ferromagnetic crystal formed when the nerve is subjected to pressure, such as that due to mechanical injury.
(2) These data suggest that the hybrid is formed by the same mechanism in the absence and presence of the urea step.
(3) Some common eye movement deficits, and concepts such as 'the neural integrator' and the 'velocity storage mechanism', for which anatomical substrates are still sought, are introduced.
(4) We have investigated the effect of methimazole (MMI) on cell-mediated immunity and ascertained the mechanisms of immunosuppression produced by the drug.
(5) One hour after direct mechanical cardiomassage (DMCM) a moderately pronounced edema of the intercellular spaces in the basal compartment of the seminiferous epithelium, normal content of lactate and succinate dehydrogenases, and a certain decrease in the activity of glucose-6-phosphate dehydrogenases and NAD- and NADP-diaphorases were noted.
(6) It is concluded that amlodipine reduces myocardial ischemic injury by mechanism(s) that may involve a reduction in myocardial oxygen demand as well as by positively influencing transmembrane Ca2+ fluxes during ischemia and reperfusion.
(7) Models able to describe the events of cellular growth and division and the dynamics of cell populations are useful for the understanding of functional control mechanisms and for the theoretical support for automated analysis of flow cytometric data and of cell volume distributions.
(8) The following is a brief review of the history, mechanism of action, and potential adverse effects of neuromuscular blockers.
(9) However, the mechanism of the inhibitory action is still somewhat uncertain.
(10) It also provides mechanical support for the collateral ligaments during valgus or varus stress of the knee.
(11) We studied the hemodynamic changes caused by bronchoscopy under LA in mechanically ventilated patients and the effect of LA on the endoscopic decline in arterial pO2.
(12) Together these observations suggest that cytotactin is an endogenous cell surface modulatory protein and provide a possible mechanism whereby cytotactin may contribute to pattern formation during development, regeneration, tumorigenesis, and wound healing.
(13) Dilutional studies comparing the mechanism of inhibition of monoamine oxidase produced by Gerovital H3 and by ipronizid demonstrated that Gerovital H3 was a reversible inhibitor of monoamine oxidase.
(14) To investigate the mechanism of enhanced responsiveness of cholesterol-enriched human platelets, we compared stimulation by surface-membrane-receptor (thrombin) and post-receptor (AlF4-) G-protein-directed pathways.
(15) Based on our results, we propose the following hypotheses for the neurochemical mechanisms of motion sickness: (1) the histaminergic neuron system is involved in the signs and symptoms of motion sickness, including vomiting; (2) the acetylcholinergic neuron system is involved in the processes of habituation to motion sickness, including neural store mechanisms; and (3) the catecholaminergic neuron system in the brain stem is not related to the development of motion sickness.
(16) Thus, mechanical restitution of the ventricle is a dynamic process that can be assessed using an elastance-based approach in the in situ heart.
(17) The mechanism by which pertussis toxin (PT) breaks the unresponsiveness of delayed-type hypersensitivity (DTH) to sheep red blood cells (SRBC) was examined in B10 mice.
(18) This suggests that a physiological mechanism exists which can increase the barrier pressure to gastrooesophageal reflux during periods of active secretion of the stomach, as occurs in digestion.
(19) The macrophage-derived product, interleukin 1 (IL 1) is thought to play an important regulatory role in the proliferation of T lymphocytes; however, its mechanism of action is unknown.
(20) Adding a layer of private pensions, it was thought, does not involve Government mechanisms and keeps the money in the private sector.
Sustain
Definition:
(v. t.) To keep from falling; to bear; to uphold; to support; as, a foundation sustains the superstructure; a beast sustains a load; a rope sustains a weight.
(v. t.) Hence, to keep from sinking, as in despondence, or the like; to support.
(v. t.) To maintain; to keep alive; to support; to subsist; to nourish; as, provisions to sustain an army.
(v. t.) To aid, comfort, or relieve; to vindicate.
(v. t.) To endure without failing or yielding; to bear up under; as, to sustain defeat and disappointment.
(v. t.) To suffer; to bear; to undergo.
(v. t.) To allow the prosecution of; to admit as valid; to sanction; to continue; not to dismiss or abate; as, the court sustained the action or suit.
(v. t.) To prove; to establish by evidence; to corroborate or confirm; to be conclusive of; as, to sustain a charge, an accusation, or a proposition.
(n.) One who, or that which, upholds or sustains; a sustainer.
Example Sentences:
(1) In this study of ten consecutive patients sustaining molten metal injuries to the lower extremity who were treated with excision and grafting, treatment with compression Unna paste boot was compared with that with conventional dressing.
(2) Electrophysiologic studies are indicated in patients with sustained paroxysmal ventricular tachycardia, ventricular fibrillation or aborted sudden death.
(3) The study examined the sustained effects of methylphenidate on reading performance in a sample of 42 boys, aged 8 to 11, with attention deficit-hyperactivity disorder (ADHD).
(4) It is suggested that the rapid phase is due to clearance of peptides in the circulation which results in a fall to lower blood concentrations which are sustained by slow release of peptide from binding sites which act as a depot.
(5) Photograph: Guardian The research also compiled data covered by a wider definition of tax haven, including onshore jurisdictions such as the US state of Delaware – accused by the Cayman islands of playing "faster and looser" even than offshore jurisdictions – and the Republic of Ireland, which has come under sustained pressure from other EU states to reform its own low-tax, light-tough, regulatory environment.
(6) In order for the club to grow and sustain its ability to be a competitive force in the Premier League, the board has made a number of decisions which will strengthen the club, support the executive team, manager and his staff and enhance shareholder return.
(7) But if you want to sustain a long-term relationship, it's important to try to develop other erotic interests and skills, because most partners will expect and demand that.
(8) Hypnosis might be looked upon as a method by which an unscrupulous person could sustain such a state of powerlessness in a victim.
(9) Eight other children (20%) had normal or borderline elevation of CPK-MB fraction and EKG abnormalities combined with abnormal echocardiograms or radionuclide angiograms, and were considered to have sustained cardiac concussion.
(10) Communicating sustainability is a subtle attempt at doing good Read more And yet, in environmental terms it is infinitely preferable to prevent waste altogether, rather than recycle it.
(11) We found no statistically significant difference in one-year, biochemically validated, sustained cessation rates between the group offered the long-term follow-up visits (12.5%) and the group given the brief intervention (10.2%).
(12) The conversion of orotate to UMP, catalyzed by the enzymes of complex II, was increased at 3 days (+42%), a rise sustained to 14 days.
(13) Histamine (10(-6)-10(-4) M) induced concentration-dependent increases in tone and Ca2+i, but these responses were not sustained.
(14) Our studies have shown that infarcted dogs which exhibit inducible sustained ventricular tachycardia had late potentials and could be distinguished from those with no arrhythmias by the following QRS characteristics.
(15) These agents have been well-tolerated and generally produce a high incidence of sustained improvements in neutrophil counts and marrow morphology, although hemoglobin and platelet counts have generally not been altered.
(16) "I hope that he has the sleepless nights I have had for the past five weeks because my son sustained horrific injuries."
(17) The weakness was treated by intensive physical rehabilitation with complete and sustained recovery in all cases.
(18) For recreational runners who have sustained injuries, especially within the past year, a reduction in running to below 32 km per week is recommended.
(19) In the facial fractures, a large number of these patients also sustain a head injury.
(20) Chromatographic analysis of this radioactivity reveals that the octadecapeptide gives rise to much higher tissue levels of intact peptide and we believe that this acts as a depot and gives rise to the sustained blood concentrations and prolonged biological effects observed with this peptide.