root pressure


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root pressure

n.
Pressure exerted in the roots of a plant as the result of water entering the roots through osmosis.

root′ pres`sure


n.
the osmotic pressure within the cells of a root system that causes water to rise to stems and leaves.
[1870–75]
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Plant physiologists have shown that high root pressure can provide one explanation for the arboreal habit of palms (Davis, 1961) and other monocots (Fisher et al.
It has nothing to do with nerve root pressure but can occur when someone is tense, frightened, or has to sit for long periods of time under tension.
Further studies are necessary to quantify the effects of root pressure at the soil-root microenvironment, before a more definite statement can be made.
NEEDS FOR MAINTENANCE STRATEGIES Maintenance Technique Human Body Strategy Needed Parallel Reactive Large Maintenance Heart attack or stroke Maintenance Budget Preventive Periodic component By-pass or transplant Maintenance replacement surgery Predictive Monitoring of vibration, Detection of heart Maintenance heat, alignment, wear disease using EKG or debris ultrasonics Proactive Monitoring and Cholesterol and blood Maintenance correction of failing root pressure monitoring causes with diet control
The second technology is Medtronic's root pressure fixation which retains the natural collagen structure of valve leaflets and preserves the natural anatomic shape and function of the valve.
It is hypothesized that root pressure in vines helps reduce the risk of water stress-induced embolism.