(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.
Motion
Definition:
(n.) The act, process, or state of changing place or position; movement; the passing of a body from one place or position to another, whether voluntary or involuntary; -- opposed to rest.
(n.) Power of, or capacity for, motion.
(n.) Direction of movement; course; tendency; as, the motion of the planets is from west to east.
(n.) Change in the relative position of the parts of anything; action of a machine with respect to the relative movement of its parts.
(n.) Movement of the mind, desires, or passions; mental act, or impulse to any action; internal activity.
(n.) A proposal or suggestion looking to action or progress; esp., a formal proposal made in a deliberative assembly; as, a motion to adjourn.
(n.) An application made to a court or judge orally in open court. Its object is to obtain an order or rule directing some act to be done in favor of the applicant.
(n.) Change of pitch in successive sounds, whether in the same part or in groups of parts.
(n.) A puppet show or puppet.
(v. i.) To make a significant movement or gesture, as with the hand; as, to motion to one to take a seat.
(v. i.) To make proposal; to offer plans.
(v. t.) To direct or invite by a motion, as of the hand or head; as, to motion one to a seat.
(v. t.) To propose; to move.
Example Sentences:
(1) In attacking the motion to freeze the licence fee during today's Parliamentary debate the culture secretary, Andy Burnham, criticised the Tory leader.
(2) A triphasic pattern was evident for the neck moments including a small phase which represented a seating of the headform on the nodding blocks of the uppermost ATD neck segment, and two larger phases of opposite polarity which represented the motion of the head relative to the trunk during the first 350 ms after impact.
(3) 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.
(4) Full consideration should be given to the dynamics of motion when assessing risk factors in working tasks.
(5) It is proposed that microoscillations of the eye increase the threshold for detection of retinal target displacements, leading to less efficient lateral sway stabilization than expected, and that the threshold for detection of self motion in the A-P direction is lower than the threshold for object motion detection used in the calculations, leading to more efficient stabilization of A-P sway.
(6) Local minima of hand speed evident within segments of continuous motion were associated with turn toward the target.
(7) To evaluate the relationship between the motion pattern and degree of organic change of the anterior mitral leaflet (AML) and the features of the mitral component of the first heart sound (M1) or the opening snap (OS), 37 patients with mitral stenosis (MS) were studied by auscultation, phonocardiography and echocardiography.
(8) An unusually high degree of motional freedom is found for both these spin-labels, even in gel phase bilayers.
(9) A more accurate fit of T1 data using a modified Lipari and Szabo approach indicates that internal fast motions dominate the T1 relaxation in glycogen.
(10) However, the effect of prior jaw motion and the effect of the recording site on the EMG amplitudes and on the vertical dimension of minimum EMG activity have not been documented.
(11) Clinical evaluation of passive range of motion, antero-posterior laxity and the appearance of the joint space showed little or no difference between the reconstruction methods.
(12) We present a paradigm to estimate local affine motion parallax structure from a varying image irradiance pattern.
(13) Echocardiographic findings included an abrupt midsystolic, posterior motion (greater than 3 mm beyond the CD line) in five patients, multiple sequence echoes in six, and posterior coaptation of the mitral valve near the left atrial wall in six.
(14) Results show that responses to motion of cortical cells are particularly sensitive to these manipulations.
(15) Interexaminer reliability studies indicate that a standard method of motion palpation is quite feasible and accurate.
(16) Rapid right ventricular pacing increased the extent and degree of dyskinesia of the left ventricle, but premedication with nicorandil improved the wall motion.
(17) A method using selective saturation pulses and gated spin-echo MRI automatically corrects for this motion and thus eliminates misregistration artifact from regional function analysis.
(18) The relative importance of these properties depends critically on the presence and mode of motion of the tectorial plate.
(19) Left ventricular asynchrony was quantified by the phase difference of the first Fourier harmonic between postero-basal and antero-apical wall motion.
(20) The Weinstein Company, which Harvey owns with his brother Bob, lost rights to the title on Tuesday following a ruling by the Motion Picture Association of America's arbitration board.