impulse

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impulse

noun actuation, drive, encouragement, immelling force, impetus, impulsio, impulsion, impulsus, incentive, motivation, motive, pressure, push, spontaneity, spontaneous inclination, stimulant, sudden desire, sudden force, thrust
Associated concepts: heat of passion, impulsive acts, irreeistible impulse, uncontrollable impulse
See also: catalyst, cause, desire, impetus, incentive, motive, passion, reason, stimulus
References in periodicals archive ?
Waxman went on to show that, remark| ably, the demyelinated nerve fiber can rebuild itself, acquiring enough sodium channels to conduct nerve impulses again.
The new data support earlier studies that charted cortical reorganization in monkeys after researchers cut nerve impulses to the animals' limbs.
When these taste hairs are stimulated, they send nerve impulses to your brain.
Instead of sending nerve impulses to your brain that allow it to "perceive" the acrid smell of a burning cigarette somewhere in the vicinity, they trigger the flask-shaped neuroendocrine cells to dump hormones that make your airways constrict.
Sensors on his chest pick up the nerve impulses to control movement in his bionic arm and hand.
One possibility: both may constrict tiny arteries that supply blood to the inner ear, damaging cells that convert sound vibrations into nerve impulses.
These free radicals could produce an electrical voltage across the retina, thus controlling the nerve impulses from the eye to the brain, he suggested.
He begins with an analysis of how it constructs a representation of the outside world from the nerve impulses it receives - which prove to be few in number, requiring it to fill in a great deal of information.
Cardiac ablation is the scarring of microscopic areas of the heart to block nerve impulses responsible for the arrhythmia.
The scientists placed isolated glial cells, which do not carry nerve impulses but still provide essential neural support, in culture and then deprived them of oxygen and glucose for 5 hours.
Treatment is with medication that calms the nerve impulses from the vulval area.
Since this enzyme plays a key role in the transmission of nerve impulses, it can provide an immediate indication of whether a water sample contains substances harmful to the human metabolism.