protective zone

pro·tec·tive zone

the time in the cardiac cycle, immediately following the vulnerable period, during which a second stimulus will prevent the initiation of ventricular fibrillation by a previous stimulus applied during the vulnerable period, probably by blocking a reentrant pathway.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
"But knowing when someone can tackle you or not, they are talking about a five metre protective zone but that is going to be crazy.
Ahmad-Reza Pourdastan, the head of the Army's ground forces, announced a 40-kilometer (25-mile) protective zone saying that if any Islamic State forces came within that distance of Iran, the Islamic Republic would respond.
Of around 8,000-10,000 white beaked dolphins in the North Sea, Ben estimates a few hundred of them to be around Farne East, but the main concentration lies just outside the protective zone. As MCZs do not apply to mobile species unless it can be proved the area is used at a "key life stage", such as mating or calving, Ben hopes to establish that is the case through his ongoing research and documentation.
Likewise, Turkey may be using a protective zone along its border to prevent smuggling routes for the extremists and prevent the Kurds from consolidating power.
The letter had, according to Politis, said that there could be no developments within 475 metres from the shore but this was not followed and there had been two amendments made with the protective zone reduced by 20 metres
The water-repellent protective zone created by this process significantly reduces the uptake of harmful substances.
The maximum content of this metabolite was observed in June in plants growing in sanitary protective zone of industrial enterprises, where the leaves in southern exposure had 440.1, and the leaves in northern exposure had 391.6 mg /% of ascorbate and the indices were significantly higher than those in conventional control zones.
Supreme Court decision striking down a state law providing a protective zone around Massachusetts reproductive health care facilities, Ms.
In a last gasp attempt, the federal ministry of environment and forest announced in an office memorandum on Tuesday that the habitations, plantations and agricultural areas in the 123 villages falling within the Western Ghat eco-sensitive area will be taken off the protective zone as demanded by the state government.
Additionally, city leaders are currently developing a Watercourse Protective Zone, outlining standards and best practices for managing stormwater at development projects in specified riparian areas.
"This new protective zone was created to provide enhanced protection of Snake Bight's sensitive aquatic vegetation and wilderness resources, improve the quality of the flats fishing, enhance paddling and wildlife viewing opportunities, and expand education on proper shallow water boating techniques," said Dan Kimball, Superintendent of Everglades National Park.