exudation pressure
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Pressure Flow Hypothesis — The Pressure Flow Hypothesis, also known as the Mass Flow Hypothesis, is the best supported theory to explain the movement of food through the phloem.[1] It was proposed by Ernst Münch, a German plant physiologist in 1930.[2] A high concentration … Wikipedia
Root pressure — Root pressure: osmotic pressure within the cells of a root system that causes sap to rise through a plant stem to the leaves.Root pressure occurs in the xylem of some vascular plants when the soil moisture level is high either at night or when… … Wikipedia
root pressure — Bot. osmotic pressure within the cells of a root system that causes sap to rise through a plant stem to the leaves. [1870 75] * * * ▪ botany in plants (plant), force that helps to drive fluids upward into the water conducting vessels (… … Universalium
angiosperm — /an jee euh sperrm /, n. Bot. a plant having its seeds enclosed in an ovary; a flowering plant. Cf. gymnosperm. [ANGIO + SPERM] * * * ▪ plant Introduction any member of the more than 300,000 species of flowering plants (division Anthophyta) … Universalium
excretion — excretion1 /ik skree sheuhn/, n. 1. the act of excreting. 2. the substance excreted, as urine or sweat, or certain plant products. [1595 1605; < LL excretion (s. of excretio) that which is sifted out. See EXCRETE, ION] excretion2 /ik skree… … Universalium
corpuscle — 1. A small mass or body. 2. A blood cell. SYN: corpusculum. [L. corpusculum, dim. of corpus, body] amnionic c. SYN: corpus amylaceum. amylaceous c., amyloid c. SYN: corpus amylaceum. articular corpuscles … Medical dictionary
Complications of hypertension — Main complications of persistent high blood pressure Complications of hypertension are clinical outcomes that result from persistent elevation of blood pressure.[1] Hypertension is a risk factor for all … Wikipedia
human disease — Introduction an impairment of the normal state of a human being that interrupts or modifies its vital functions. health versus disease Before human disease can be discussed, the meanings of the terms health, physical fitness, illness … Universalium
water — waterer, n. waterless, adj. waterlessly, adv. waterlessness, n. waterlike, adj. /waw teuhr, wot euhr/, n. 1. a transparent, odorless, tasteless liquid, a compound of hydrogen and oxygen, H2O, freezing at 32°F or 0°C and boiling at 212°F or 100°C … Universalium
Nephrotic syndrome — Classification and external resources Histopathological image of diabetic glomerulosclerosis with nephrotic syndrome. H E stain. ICD 10 N … Wikipedia
